GPU

Matrox Millennium G450 x4 MMS

Unknown graphics card specifications and benchmark scores

32 MB
VRAM
โ€”
MHz Boost
โ€”
TDP
64
Bus Width

Matrox Millennium G450 x4 MMS Specifications

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Matrox Millennium G450 x4 MMS GPU Core

Shader units and compute resources

The Matrox Millennium G450 x4 MMS 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
2
ROPs
2
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Matrox Millennium G450 x4 MMS Clock Speeds

GPU and memory frequencies

Clock speeds directly impact the Matrox Millennium G450 x4 MMS'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 Millennium G450 x4 MMS by Unknown dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.

GPU Clock
125 MHz
Memory Clock
166 MHz 332 Mbps effective
GDDR GDDR 6X 6X

Unknown's Matrox Millennium G450 x4 MMS Memory

VRAM capacity and bandwidth

VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The Matrox Millennium G450 x4 MMS'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
32 MB
VRAM
32 MB
Memory Type
DDR
VRAM Type
DDR
Memory Bus
64 bit
Bus Width
64-bit
Bandwidth
2.656 GB/s
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Matrox Millennium G450 x4 MMS Theoretical Performance

Compute and fill rates

Theoretical performance metrics provide a baseline for comparing the Matrox Millennium G450 x4 MMS 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
250.0 MPixel/s
Texture Rate
250.0 MTexel/s
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G400 Architecture & Process

Manufacturing and design details

The Matrox Millennium G450 x4 MMS is built on Unknown's G400 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 Millennium G450 x4 MMS will perform in GPU benchmarks compared to previous generations.

Architecture
G400
GPU Name
Condor
Process Node
180 nm
Foundry
UMC
Transistors
10 million
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Unknown's Matrox Millennium G450 x4 MMS Power & Thermal

TDP and power requirements

Power specifications for the Matrox Millennium G450 x4 MMS 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 Millennium G450 x4 MMS to maintain boost clocks without throttling.

Suggested PSU
200 W
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Matrox Millennium G450 x4 MMS by Unknown Physical & Connectivity

Dimensions and outputs

Physical dimensions of the Matrox Millennium G450 x4 MMS 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
Length
165 mm 6.5 inches
Height
97 mm 3.8 inches
Bus Interface
PCI
Display Outputs
2x DVI
Display Outputs
2x DVI
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Unknown API Support

Graphics and compute APIs

API support determines which games and applications can fully utilize the Matrox Millennium G450 x4 MMS. 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
6.0
DirectX
6.0
OpenGL
None
OpenGL
None
OpenCL
None
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Matrox Millennium G450 x4 MMS Product Information

Release and pricing details

The Matrox Millennium G450 x4 MMS 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 Millennium G450 x4 MMS 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
Jun 2002
Production
End-of-life

Matrox Millennium G450 x4 MMS Benchmark Scores

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No benchmark data available for this GPU.

About Matrox Millennium G450 x4 MMS

The Matrox Millennium G450 x4 MMS, released on June 19, 2002, emerged during a pivotal era in PC graphics evolution, where 3D acceleration was rapidly becoming essential. Based on the G400 architecture and manufactured using an 180 nm process, this PCI-based card stood out for its multi-monitor capabilities rather than raw 3D performance. Unlike its contemporaries pushing polygon counts, the G450 x4 MMS prioritized visual fidelity and desktop productivity, particularly in professional and financial workstation environments. Its 32 MB of DDR memory, while modest compared to high-end AGP cards of the time, was sufficient for 2D applications and basic 3D rendering. The absence of benchmark data makes performance quantification difficult, but anecdotal evidence suggests it excelled in stability and color accuracy. As a PCI interface card, it favored compatibility over speed, appealing to users with older systems or specialized integration needs. The Matrox Millennium G450 x4 MMS reflected a niche strategy offering reliability over brute force. Its thermal design emphasized passive cooling potential, reducing noise in always-on environments. This focus on efficiency and multi-display support made it a quiet workhorse in control rooms and trading desks. While overshadowed by 3dfx and NVIDIA in gaming circles, the card carved a unique identity in markets valuing precision and multitasking. One of the defining traits of the Matrox Millennium G450 x4 MMS was its emphasis on dual-head output, branded as DualHead technology, allowing two independent displays from a single card. This capability, rare in early 2000s consumer GPUs, enabled extended desktops and cloned modes with excellent synchronization. While modern rendering features like pixel shaders or anisotropic filtering were either absent or limited, the card supported OpenGL 1.2 and DirectX 7.0, placing it behind the cutting edge. Its 32 MB DDR VRAM was shared across both display outputs, constraining high-resolution 3D workloads but adequate for office and CAD applications. Frame rate performance in games was generally mediocre, especially at higher resolutions, due to architectural limitations and the PCI bus bottleneck. Thermal performance was commendable low power draw and passive cooling options reduced maintenance in enclosed systems. The lack of aggressive clock speeds contributed to sustained reliability under continuous operation. Although not built for gaming dominance, the G450 x4 MMS offered smooth performance in 2D applications and older 3D titles at reduced settings. Its legacy lies in enabling early multi-monitor workflows long before they became mainstream. For gaming, the Matrox Millennium G450 x4 MMS could handle titles from the late 1990s to early 2000s, albeit with significant compromises. Games like *Half-Life*, *Quake III Arena*, and *StarCraft* ran acceptably at 800x600 with medium textures and disabled advanced effects. Due to limited hardware transform and lighting support, newer DirectX 8 titles struggled or failed to run efficiently. The absence of programmable shaders meant effects were either faked or omitted, reducing visual immersion. Recommended settings typically involved disabling anti-aliasing and anisotropic filtering to maintain playable frame rates. As a PCI-based solution, bandwidth constraints further limited performance gains from overclocking or driver tweaks. The following list outlines key gaming considerations for the card:

  1. Limited to DirectX 7-era games for optimal compatibility
  2. Best performance at resolutions up to 1024x768 with 16-bit color
  3. No support for modern rendering features like bump mapping or shaders
  4. 32 MB DDR VRAM constrains texture quality in 3D environments
  5. Thermally efficient with minimal heat output under load
  6. Playable frame rates only in lightweight or older titles
Despite its obscurity in gaming benchmarks, the Matrox Millennium G450 x4 MMS remains a fascinating artifact of divergent GPU design philosophy. While competitors chased higher frame rates and flashy effects, this card focused on display accuracy, color depth, and system integration. Its use in medical imaging, air traffic control, and financial trading underscores its real-world impact beyond entertainment. The G450 x4 MMS variant with its quad-monitor potential via multiple outputs was particularly valued in environments demanding information density. Even without benchmark data, its reputation for uptime and color precision speaks volumes. As a representative of Matroxโ€™s commitment to professional visualization, the Millennium G450 x4 MMS occupies a unique space in GPU history less a gaming tool, more a productivity enabler. Its legacy endures in modern multi-display solutions that now take such capabilities for granted.

The NVIDIA Equivalent of Matrox Millennium G450 x4 MMS

Looking for a similar graphics card from NVIDIA? The NVIDIA GeForce GTX 260 offers comparable performance and features in the NVIDIA lineup.

NVIDIA GeForce GTX 260

NVIDIA โ€ข 896 MB VRAM

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