GPU

Matrox Millenium P650 PCIe

Unknown graphics card specifications and benchmark scores

128 MB
VRAM
MHz Boost
TDP
128
Bus Width

At a Glance

Unknown
VRAM 128 MB
Bus Width 128-bit
Memory Type DDR
Architecture Parhelia
nm
Process 150 nm
Released May 2003

Matrox Millenium P650 PCIe Specifications

GPU Core

Shader units and compute resources

The Matrox Millenium P650 PCIe GPU core specifications define its raw processing power for graphics and compute workloads. Shading units (also called CUDA cores, stream processors, or execution units depending on manufacturer) handle the parallel calculations required for rendering. TMUs (Texture Mapping Units) process texture data, while ROPs (Render Output Units) handle final pixel output. Higher shader counts generally translate to better GPU benchmark performance, especially in demanding games and 3D applications.

TMUs
8
ROPs
2

Matrox Millenium P650 PCIe Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the Matrox Millenium P650 PCIe's performance in GPU benchmarks and real-world gaming. The base clock represents the minimum guaranteed frequency, while the boost clock indicates peak performance under optimal thermal conditions. Memory clock speed affects texture loading and frame buffer operations. The Matrox Millenium P650 PCIe by Unknown dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
275 MHz
Memory Clock
275 MHz 550 Mbps effective
GDDR GDDR 6X 6X

Unknown's Matrox Millenium P650 PCIe Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Matrox Millenium P650 PCIe's memory capacity determines how well it handles high-resolution textures and multiple displays. Memory bandwidth, measured in GB/s, affects how quickly data moves between the GPU and VRAM. Higher bandwidth improves performance in memory-intensive scenarios like 4K gaming. The memory bus width and type (GDDR6, GDDR6X, HBM) significantly influence overall GPU benchmark scores.

Memory Size
128 MB
VRAM
128 MB
Memory Type
DDR
VRAM Type
DDR
Memory Bus
128 bit
Bus Width
128-bit
Bandwidth
8.800 GB/s

Matrox Millenium P650 PCIe Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the Matrox Millenium P650 PCIe against other graphics cards. FP32 (single-precision) performance, measured in TFLOPS, indicates compute capability for gaming and general GPU workloads. FP64 (double-precision) matters for scientific computing. Pixel and texture fill rates determine how quickly the GPU can render complex scenes. While real-world GPU benchmark results depend on many factors, these specifications help predict relative performance levels.

Pixel Rate
550.0 MPixel/s
Texture Rate
2.200 GTexel/s

Parhelia Architecture & Process

Manufacturing and design details

The Matrox Millenium P650 PCIe is built on Unknown's Parhelia architecture, which defines how the GPU processes graphics and compute workloads. The manufacturing process node affects power efficiency, thermal characteristics, and maximum clock speeds. Smaller process nodes pack more transistors into the same die area, enabling higher performance per watt. Understanding the architecture helps predict how the Matrox Millenium P650 PCIe will perform in GPU benchmarks compared to previous generations.

Architecture
Parhelia
GPU Name
Parhelia-LX
Process Node
150 nm
Foundry
UMC
Transistors
80 million
Die Size
130 mm²
Density
615.4K / mm²

Power & Thermal

TDP and power requirements

Power specifications for the Matrox Millenium P650 PCIe determine PSU requirements and thermal management needs. TDP (Thermal Design Power) indicates the heat output under typical loads, guiding cooler selection. Power connector requirements ensure adequate power delivery for stable operation during demanding GPU benchmarks. The suggested PSU wattage accounts for the entire system, not just the graphics card. Efficient power delivery enables the Matrox Millenium P650 PCIe to maintain boost clocks without throttling.

Power Connectors
None
Suggested PSU
200 W

Matrox Millenium P650 PCIe by Unknown Physical & Connectivity

Dimensions and outputs

Physical dimensions of the Matrox Millenium P650 PCIe are critical for case compatibility. Card length, height, and slot width determine whether it fits in your chassis. The PCIe interface version affects bandwidth for communication with the CPU. Display outputs define monitor connectivity options, with modern cards supporting multiple high-resolution displays simultaneously. Verify these specifications against your case and motherboard before purchasing to ensure a proper fit.

Slot Width
Single-slot
Bus Interface
PCIe 1.0 x16
Display Outputs
2x DVI
Display Outputs
2x DVI

Unknown API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the Matrox Millenium P650 PCIe. DirectX 12 Ultimate enables advanced features like ray tracing and variable rate shading. Vulkan provides cross-platform graphics capabilities with low-level hardware access. OpenGL remains important for professional applications and older games. CUDA (NVIDIA) and OpenCL enable GPU compute for video editing, 3D rendering, and scientific applications. Higher API versions unlock newer graphical features in GPU benchmarks and games.

DirectX
8.1
DirectX
8.1
OpenGL
1.3
OpenGL
1.3

Matrox Millenium P650 PCIe Product Information

Release and pricing details

The Matrox Millenium P650 PCIe is manufactured by Unknown as part of their graphics card lineup. Release date and launch pricing provide context for comparing GPU benchmark results with competing products from the same era. Understanding the product lifecycle helps evaluate whether the Matrox Millenium P650 PCIe by Unknown represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.

Manufacturer
Unknown
Release Date
May 2003
Launch Price
234 USD
Production
End-of-life

About Matrox Millenium P650 PCIe

The Matrox Millenium P650 PCIe is a 2003-era Parhelia-architecture card built on UMC's 150 nm process, packing 80 million transistors into a 130 mm² die with a transistor density of 615.4K per square millimeter. It is a single-slot, PCIe 1.0 x16 part with 128 MB of DDR memory, and it targets professional 2D output and multi-display work rather than high-end 3D gaming. Benchmark results in the database are sparse — the average score is 0 and no individual workload scores are recorded — but the raw throughput figures and the 50th-percentile rank place it squarely in the middle of the GPU population.

Benchmark Performance

The database records no scored benchmarks for the Millenium P650 PCIe; its average benchmark score is 0, and its percentile rank against all GPUs is 50. That percentile is a median placement, meaning the card sits exactly in the middle of the distribution — but with no actual score entries, that rank reflects the absence of tested workloads more than a measured result.

What the data does provide is the card's peak fill-rate envelope. The pixel rate is 550.0 MPixel/s, and the texture rate is 2.200 GTexel/s. Those figures come from 8 TMUs and just 2 ROPs. The ROP count is the limiting factor: 2 ROPs cap pixel throughput at 550 MPixel/s regardless of how fast the TMUs can feed textures. That pixel rate is sufficient for simple 3D scenes and 2D desktop composition, but it will struggle with modern shader-heavy workloads. The memory subsystem delivers 8.800 GB/s of bandwidth from a 128-bit DDR bus running at 275 MHz (550 Mbps effective), which is enough to feed the pixel pipeline but not enough to sustain large texture sets at high resolutions.

The lack of FP32 or FP16 throughput figures in the data means shader performance cannot be quantified directly. The DirectX 8.1 API support confirms a pixel-shader era design, but the 2 ROPs and 8 TMUs indicate a part optimized for fill-rate-light tasks. The 50th-percentile rank, combined with a zero average score, suggests the card was never a benchmark contender; it was a workstation display adapter first and a 3D accelerator second.

How It Compares

The nearestRivals field in the database is empty, so there are no direct competitor names, scores, or deltaPct values to cite. This absence is itself informative: the Millenium P650 PCIe was not positioned against mainstream 3D cards of its generation. Its specifications — 2 ROPs, 8 TMUs, 128 MB of VRAM — place it in a class where 3D performance was secondary to output quality and multi-monitor capability.

Without rival deltas, the only comparative anchor is the 50th-percentile rank against all GPUs. That median position aligns with a card that outperforms integrated and entry-level parts of its era but falls well short of performance-oriented discrete GPUs. The 8.800 GB/s bandwidth and 550.0 MPixel/s pixel rate are modest by any standard, and the 2 ROPs are the clearest sign that this was not built for rasterization throughput. In a market where contemporaries pushed more ROPs and higher bandwidth, the P650's design choices reflect a focus on 2D signal quality and dual-DVI output rather than frame rates.

Ray Tracing and Feature Set

There are no ray tracing cores and no tensor cores listed for this card; both fields are null. That is consistent with a 2003 part: hardware ray tracing did not exist in consumer GPUs of that era. The API support is DirectX 8.1 and OpenGL 1.3, with no Vulkan entry. DirectX 8.1 implies programmable pixel and vertex shaders, but the absence of higher API versions limits modern compatibility.

The Parhelia architecture, built around the Parhelia-LX chip, provides 8 TMUs and 2 ROPs. The texture rate of 2.200 GTexel/s is the card's strongest raw number, but it is throttled by the pixel output stage. Display output is handled by two DVI connectors, which is the card's real feature highlight: dual digital outputs for multi-monitor professional setups. The lack of RT and tensor cores means no AI-accelerated features and no ray-traced rendering — the card is purely a rasterizer with basic shader support.

Power and Cooling

The data does not list a TDP for the Millenium P650 PCIe, so no thermal design power figure is available. The card is single-slot and requires no auxiliary power connectors — the power connectors field is "None." The suggested power supply is 200 W, which is modest even for 2003. This low power requirement is consistent with the 150 nm process and the relatively small 130 mm² die; 80 million transistors at 150 nm draws far less than the high-end parts of the era.

Cooling is handled by a single-slot design, implying a passive or low-profile active cooler. With no TDP in the data, the thermal envelope cannot be quantified, but the absence of power connectors and the 200 W PSU recommendation suggest a card that will run cool and quiet. For system builders, the 200 W suggestion means this card can be dropped into almost any existing desktop without upgrading the power supply.

FAQ

Q: What is the launch MSRP of the Matrox Millenium P650 PCIe?

A: The launch MSRP is 234 USD.

Q: How much video memory does the card have, and what type?

A: It has 128 MB of DDR memory on a 128-bit bus, yielding 8.800 GB/s of bandwidth.

Q: What APIs does it support?

A: The card supports DirectX 8.1 and OpenGL 1.3. It does not list Vulkan support.

Q: Does the card support ray tracing?

A: No — the data lists no RT cores and no tensor cores, so hardware ray tracing is not available.

Q: What power supply is recommended?

A: The suggested PSU is 200 W, and the card requires no auxiliary power connectors.

Q: What display outputs are available?

A: The card has two DVI outputs, supporting dual-monitor configurations.

Q: What is the bus interface?

A: It uses PCIe 1.0 x16.

Who Should Consider It

The Millenium P650 PCIe is not a gaming card. The 550.0 MPixel/s pixel rate and 2 ROPs limit it to low-resolution 3D or basic 2D desktop work. The 2 ROPs will bottleneck fill-rate-heavy content as resolution scales upward. The 8.800 GB/s memory bandwidth is sufficient for 128 MB of VRAM at moderate resolutions, but high-resolution textures will exceed the frame buffer quickly.

The card's intended audience is the professional desktop market: dual DVI output, a 50th-percentile performance rank, and a 200 W PSU requirement make it a candidate for office workstations, financial trading floors, or any environment needing two digital displays without a gaming-grade GPU. The DirectX 8.1 and OpenGL 1.3 support means legacy 3D applications from the early 2000s will run, but modern software will fall back to basic compatibility modes. The 128 MB frame buffer is the hard ceiling — at high resolutions with any anti-aliasing, the buffer will be exhausted. This is a card for users who value output stability and dual-DVI convenience over raw 3D speed.

Memory Subsystem

The memory subsystem is built around 128 MB of DDR memory on a 128-bit bus. The memory clock is 275 MHz, with a 550 Mbps effective data rate, producing a peak bandwidth of 8.800 GB/s. That bandwidth is adequate for the card's 2 ROPs and 8 TMUs — the pixel and texture rates (550.0 MPixel/s and 2.200 GTexel/s) do not exceed what 8.800 GB/s can feed. The 128 MB buffer allows multiple buffered frames and some texture storage. At higher resolutions, the 128-bit bus becomes the constraint. The 8.800 GB/s bandwidth means texture streaming is not a bottleneck at low resolutions, but the small buffer and narrow bus limit high-resolution texture-heavy workloads. The DDR type is standard for 2003, and the 275 MHz clock is conservative for the era.

Detailed benchmark scores and charts for the Matrox Millenium P650 PCIe are below.

Benchmark Scores

No benchmark data available for this GPU.

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