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GPU Comparison
ATI Radeon HD 5970 vs ATI Radeon HD 3850
ATI Radeon HD 5970 vs ATI Radeon HD 3850
VS
ATI Radeon HD 5970
ATI Radeon HD 3850
We compared two Desktop platform GPUs: 1024MB VRAM ATI Radeon HD 5970 and 512MB VRAM Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 5970 's Advantages
Released 2 years late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (128.0GB/s vs 53.12GB/s)
1280 additional rendering cores
ATI Radeon HD 3850 's Advantages
Lower TDP (75W vs 294W)
Score
Benchmark
FP32 (float)
ATI Radeon HD 5970
+442%
2.32 TFLOPS
Radeon HD 3850
0.428 TFLOPS
ATI Radeon HD 5970
VS
Radeon HD 3850
Graphics Card
Nov 2009
Release Date
Nov 2007
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
830 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
128.0GB/s
Bandwidth
53.12GB/s
Render Config
-
SM Count
-
20
Compute Units
4
1600
Shading Units
320
80
TMUs
16
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
-
512 KB
L2 Cache
256 KB
Theoretical Performance
23.20 GPixel/s
Pixel Rate
10.69 GPixel/s
58.00 GTexel/s
Texture Rate
10.69 GTexel/s
-
FP16 (half)
-
2.320 TFLOPS
FP32 (float)
427.5 GFLOPS
464.0 GFLOPS
FP64 (double)
85.50 GFLOPS
Graphics Processor
Hemlock
GPU Name
RV670
Hemlock XT (215-0735075)
GPU Variant
RV670 PRO (215-0708003)
TeraScale 2
Architecture
TeraScale
TSMC
Foundry
TSMC
40 nm
Process Size
55 nm
2.154 billion
Transistors
0.666 billion
334 mm²
Die Size
192 mm²
Board Design
294W
TDP
75W
600 W
Suggested PSU
250 W
2x DVI 1x mini-DisplayPort 1.1
Outputs
2x DVI 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
11.2 (11_0)
DirectX
10.1 (10_1)
4.4
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
4.1
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