AMD Radeon HD 6950 vs AMD Radeon HD 8570 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6950 and 2GB VRAM Radeon HD 8570 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6950 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)
1024 additional rendering cores
AMD Radeon HD 8570 OEM 's Advantages
Released 2 years and 1 months late
Boost Clock780MHz
Lower TDP (50W vs 200W)
Score
Benchmark
FP32 (float)
Radeon HD 6950
+276%
2.253 TFLOPS
Radeon HD 8570 OEM
0.599 TFLOPS
Graphics Card
Dec 2010
Release Date
Jan 2013
Northern Islands
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
730 MHz
-
Boost Clock
780 MHz
1250 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
28.80GB/s
Render Config
22
Compute Units
6
-
-
-
1408
Shading Units
384
88
TMUs
24
32
ROPs
8
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
25.60 GPixel/s
Pixel Rate
6.240 GPixel/s
70.40 GTexel/s
Texture Rate
18.72 GTexel/s
-
-
-
2.253 TFLOPS
FP32 (float)
599.0 GFLOPS
563.2 GFLOPS
FP64 (double)
37.44 GFLOPS
Board Design
200W
TDP
50W
550 W
Suggested PSU
250 W
2x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
Outputs
1x DVI
1x HDMI 1.4a
1x VGA
2x 6-pin
Power Connectors
None
Graphics Processor
Cayman
GPU Name
Oland
Cayman PRO
(215-0807019)
GPU Variant
-
TeraScale 3
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
2.64 billion
Transistors
0.95 billion
389 mm²
Die Size
77 mm²
Graphics Features
11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
5.1
