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GPU Comparison
ATI Radeon HD 5970 vs ATI Radeon HD 4250
ATI Radeon HD 5970 vs ATI Radeon HD 4250
VS
ATI Radeon HD 5970
ATI Radeon HD 4250
We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 512MB VRAM Radeon HD 4250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5970 's Advantages
Released 9 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 6.336GB/s)
1560 additional rendering cores
ATI Radeon HD 4250 's Advantages
Lower TDP (25W vs 294W)
Score
Benchmark
FP32 (float)
ATI Radeon HD 5970
+4733%
2.32 TFLOPS
Radeon HD 4250
0.048 TFLOPS
ATI Radeon HD 5970
VS
Radeon HD 4250
Graphics Card
Nov 2009
Release Date
Feb 2009
Evergreen
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1000 MHz
Memory Clock
396 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
64bit
128.0GB/s
Bandwidth
6.336GB/s
Render Config
-
SM Count
-
20
Compute Units
2
1600
Shading Units
40
80
TMUs
4
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
64 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
2.376 GPixel/s
58.00 GTexel/s
Texture Rate
2.376 GTexel/s
-
FP16 (half)
-
2.320 TFLOPS
FP32 (float)
47.52 GFLOPS
464.0 GFLOPS
FP64 (double)
-
Graphics Processor
Hemlock
GPU Name
RV620
Hemlock XT (215-0735075)
GPU Variant
RV620 LE
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.154 billion
Transistors
0.181 billion
334 mm²
Die Size
67 mm²
Board Design
294W
TDP
25W
600 W
Suggested PSU
200 W
2x DVI 1x mini-DisplayPort 1.1
Outputs
1x DVI 1x VGA 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
4.1
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