ATI Radeon HD 5670 640SP Edition
AMD graphics card specifications and benchmark scores
At a Glance
AMDATI Radeon HD 5670 640SP Edition Specifications
GPU Core
Shader units and compute resources
The ATI Radeon HD 5670 640SP Edition 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.
ATI Radeon HD 5670 640SP Edition Clock Speeds
GPU and memory frequencies
Clock speeds directly impact the ATI Radeon HD 5670 640SP Edition'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 ATI Radeon HD 5670 640SP Edition by AMD dynamically adjusts frequencies based on workload, temperature, and power limits to maximize performance while maintaining stability.
AMD's ATI Radeon HD 5670 640SP Edition Memory
VRAM capacity and bandwidth
VRAM (Video RAM) is dedicated memory for storing textures, frame buffers, and shader data. The ATI Radeon HD 5670 640SP Edition'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.
ATI Radeon HD 5670 640SP Edition by AMD Cache
On-chip cache hierarchy
On-chip cache provides ultra-fast data access for the ATI Radeon HD 5670 640SP Edition, reducing the need to fetch data from slower VRAM. L1 and L2 caches store frequently accessed data close to the compute units. AMD's Infinity Cache (L3) dramatically increases effective bandwidth, improving GPU benchmark performance without requiring wider memory buses. Larger cache sizes help maintain high frame rates in memory-bound scenarios and reduce power consumption by minimizing VRAM accesses.
ATI Radeon HD 5670 640SP Edition Theoretical Performance
Compute and fill rates
Theoretical performance metrics provide a baseline for comparing the ATI Radeon HD 5670 640SP Edition 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.
TeraScale 2 Architecture & Process
Manufacturing and design details
The ATI Radeon HD 5670 640SP Edition is built on AMD's TeraScale 2 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 ATI Radeon HD 5670 640SP Edition will perform in GPU benchmarks compared to previous generations.
Power & Thermal
TDP and power requirements
Power specifications for the ATI Radeon HD 5670 640SP Edition 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 ATI Radeon HD 5670 640SP Edition to maintain boost clocks without throttling.
ATI Radeon HD 5670 640SP Edition by AMD Physical & Connectivity
Dimensions and outputs
Physical dimensions of the ATI Radeon HD 5670 640SP Edition 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.
AMD API Support
Graphics and compute APIs
API support determines which games and applications can fully utilize the ATI Radeon HD 5670 640SP Edition. 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.
ATI Radeon HD 5670 640SP Edition Product Information
Release and pricing details
The ATI Radeon HD 5670 640SP Edition is manufactured by AMD 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 ATI Radeon HD 5670 640SP Edition by AMD represents good value at current market prices. Predecessor and successor information aids in tracking generational improvements and planning future upgrades.
About ATI Radeon HD 5670 640SP Edition
The ATI Radeon HD 5670 640SP Edition is an AMD-manufactured card built around the Juniper chip on the 40 nm TSMC process, belonging to the Evergreen (HD 5600) generation. It uses the TeraScale 2 architecture, with 640 shading units, 32 texture mapping units, and 8 ROPs, and it carries 512 MB of GDDR5 memory on a 128-bit bus. Its launch MSRP was 119 USD, and the production status is end-of-life, with a release date of 2010-07-17.
Benchmark Performance
The benchmark record for this card contains no measured benchmark scores and no nearestRivals entries, so exact score comparisons and percentage deltas against named competitors cannot be produced from the data. The only positioning signal present is the percentileVsAllGpus field, which places the HD 5670 640SP Edition at the 50th percentile of all GPUs in the database. That is a median placement: the card sits in the middle of the population rather than at either extreme.
In place of observed scores, the specification list supplies peak theoretical rates. The FP32 performance is 960.0 GFLOPS, the pixel fill rate is 6.000 GPixel/s, and the texture fill rate is 24.00 GTexel/s. These rates are tied to the underlying hardware counts: 640 shading units, 32 TMUs, and 8 ROPs. They represent the card's throughput ceilings, not real-world application performance.
Without a benchmark array or nearestRivals deltas, the data cannot confirm a percentage lead or deficit against any specific rival. The average benchmark score field is 0, which is consistent with an empty benchmark list. As a result, the strongest quantitative statement that can be made from this record is positional: the card is at the 50th percentile, with zero documented scores attached.
Ray Tracing and Feature Set
No ray tracing core count and no tensor core count are listed in the specification data. The feature set is therefore defined by the graphics API support rather than by dedicated RT or tensor hardware. The card supports DirectX 11.2 at feature level 11_0 and OpenGL 4.4. Vulkan support is not listed in the data.
The TeraScale 2 architecture and the Evergreen (HD 5600) generation label provide the architectural context for these APIs. The Juniper chip's shader arrangement is reflected in the 640 shading units, but the record contains no ray tracing or tensor core details. For any workload relying on those features, the data provides no evidence of capability. The usable feature set from this record is limited to the listed APIs and the display output configuration: 1x DVI, 1x HDMI 1.3a, and 1x DisplayPort 1.1.
Power and Cooling
The power profile is clearly documented. The card has a TDP of 64 W, and the suggested PSU is 250 W. It lists no power connectors, meaning auxiliary PCIe power cabling is not part of the installation requirement. The card is a single-slot design and measures 168 mm, or 6.6 inches, in length. Its bus interface is PCIe 2.0 x16.
The combination of a 64 W TDP and a 250 W suggested PSU indicates a low-power part. Because no power connectors are listed, the connector requirement is effectively none. The single-slot form factor and the physical length of 168 mm / 6.6 inches are the cooling-relevant dimensions in the record; no separate cooler specification is included.
FAQ
Q: What architecture does the ATI Radeon HD 5670 640SP Edition use?
A: It uses the TeraScale 2 architecture on the Juniper chip, built by AMD at TSMC on a 40 nm process. It belongs to the Evergreen (HD 5600) generation.
Q: How much memory does the card have, and what kind is it?
A: It has 512 MB of GDDR5 memory on a 128-bit bus, with a memory clock of 1000 MHz, stated as 4 Gbps effective, and a bandwidth of 64.00 GB/s.
Q: Does the card require external power connectors?
A: No power connectors are listed. The card has a 64 W TDP and a suggested PSU rating of 250 W.
Q: What display outputs are available?
A: The display outputs are 1x DVI, 1x HDMI 1.3a, and 1x DisplayPort 1.1.
Q: Does it support Vulkan?
A: Vulkan is not listed. The API support in the data is DirectX 11.2 at feature level 11_0 and OpenGL 4.4.
Q: Where does this card rank among all GPUs in the database?
A: It is at the 50th percentile of all GPUs in the database, but no benchmark scores or nearestRivals comparisons are present in the record.
How It Compares
The nearestRivals field is empty, so the data does not provide any per-rival score deltas, percentages, or performance rankings against specific named graphics cards. The only comparison data available is the 50th percentile vs all GPUs, which places the HD 5670 640SP Edition at the midpoint of the database population.
In terms of product lineage, the predecessor listed is Radeon R700 and the successor is Northern Islands. That places this card between two named generations, but no benchmark scores connect those generations in this record. Each rival paragraph that would normally appear cannot be filled because no rival entries exist.
Because the record has no nearestRivals data, direct comparative claims like "30% ahead of X" or "matches Y" would be impossible to substantiate with the supplied numbers. The only safe comparison is architectural: this is an Evergreen-generation card from AMD, built on TeraScale 2, with a 50th percentile database position.
Who Should Consider It
The compute and memory figures point toward lower resolution and smaller texture workloads. The card offers 960.0 GFLOPS of FP32 throughput, 6.000 GPixel/s pixel fill, and 24.00 GTexel/s texture fill, with 512 MB of GDDR5 memory. Those numbers describe a part whose throughput is modest and whose frame buffer is limited.
The 512 MB capacity is the most explicit constraint for high resolution use. High-resolution rendering often requires larger amounts of memory than 512 MB, so the card is better matched to lower resolution scenarios or to workloads with restrained texture footprints. The 64.00 GB/s bandwidth and 128-bit bus reinforce this interpretation: the memory system is sized for the card's peak rates, but not for unusually large data sets.
The 50th percentile status indicates the card is not a bottom-tier entry in the database. Still, the absence of benchmark scores means the data cannot verify how it behaves in specific titles or settings. A reasonable summary from the specifications is that it suits users who do not need high-resolution, high-texture workloads and who want a low-power, single-slot part requiring no listed auxiliary power connectors.
Memory Subsystem
The memory subsystem consists of 512 MB of GDDR5 on a 128-bit bus. The memory clock is 1000 MHz, expressed as 4 Gbps effective, and the resulting bandwidth is 64.00 GB/s. This is a small capacity by the standards of the database population, and the 128-bit bus width is narrow relative to wider-memory parts.
The pixel rate of 6.000 GPixel/s and texture rate of 24.00 GTexel/s are the rendering-side rates that must share this memory path. For high resolutions, the limiting factor is likely to be the 512 MB frame buffer before the 64.00 GB/s bandwidth becomes the bottleneck. The card's memory type is GDDR5, which provides the effective data rate of 4 Gbps from the 1000 MHz clock, but the overall bandwidth is still fixed at 64.00 GB/s. The data does not include any larger memory variant, so 512 MB is the only capacity in this record.
Detailed benchmark scores and charts for the ATI Radeon HD 5670 640SP Edition are below.
Benchmark Scores
No benchmark data available for this GPU.
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