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GPU Comparison
ATI Radeon HD 2950 PRO vs AMD Radeon HD 8490 OEM
ATI Radeon HD 2950 PRO vs AMD Radeon HD 8490 OEM
VS
ATI Radeon HD 2950 PRO
AMD Radeon HD 8490 OEM
We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 2950 PRO and 1024MB VRAM Radeon HD 8490 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 2950 PRO 's Advantages
Larger VRAM bandwidth (38.40GB/s vs 14.40GB/s)
160 additional rendering cores
AMD Radeon HD 8490 OEM 's Advantages
More VRAM (1024GB vs 256GB)
Lower TDP (35W vs 75W)
Score
Benchmark
FP32 (float)
Radeon HD 2950 PRO
+37%
0.384 TFLOPS
Radeon HD 8490 OEM
0.28 TFLOPS
Radeon HD 2950 PRO
VS
Radeon HD 8490 OEM
Graphics Card
Unknown
Release Date
Jul 2013
Radeon R600
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
600 MHz
Memory Clock
900 MHz
Memory
256MB
Memory Size
1024MB
GDDR3
Memory Type
DDR3
256bit
Memory Bus
64bit
38.40GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
4
Compute Units
2
320
Shading Units
160
16
TMUs
8
16
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
Theoretical Performance
9.600 GPixel/s
Pixel Rate
3.500 GPixel/s
9.600 GTexel/s
Texture Rate
7.000 GTexel/s
-
FP16 (half)
-
384.0 GFLOPS
FP32 (float)
280.0 GFLOPS
76.80 GFLOPS
FP64 (double)
-
Graphics Processor
RV670
GPU Name
Caicos
RV670 PRO ES (215-0708001)
GPU Variant
Caicos XTX
TeraScale
Architecture
TeraScale 2
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
0.666 billion
Transistors
0.37 billion
192 mm²
Die Size
67 mm²
Board Design
75W
TDP
35W
250 W
Suggested PSU
200 W
2x DVI 1x S-Video
Outputs
1x DVI 1x DisplayPort 1.1
1x 6-pin
Power Connectors
None
Graphics Features
10.1 (10_1)
DirectX
11.2 (11_0)
3.3 (full) 4.0 (partial)
OpenGL
4.4
N/A
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
4.1
Shader Model
5.0
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