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GPU Comparison
AMD Radeon HD 6970 X2 vs AMD Radeon HD 8450 OEM
AMD Radeon HD 6970 X2 vs AMD Radeon HD 8450 OEM
VS
AMD Radeon HD 6970 X2
AMD Radeon HD 8450 OEM
We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 X2 and 1024MB VRAM Radeon HD 8450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6970 X2 's Advantages
More VRAM (2GB vs 1GB)
Larger VRAM bandwidth (176.0GB/s vs 10.67GB/s)
1376 additional rendering cores
AMD Radeon HD 8450 OEM 's Advantages
Lower TDP (18W vs 375W)
Score
Benchmark
FP32 (float)
Radeon HD 6970 X2
+1251%
2.703 TFLOPS
Radeon HD 8450 OEM
0.2 TFLOPS
Radeon HD 6970 X2
VS
Radeon HD 8450 OEM
Graphics Card
Unknown
Release Date
Jan 2013
Northern Islands
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1375 MHz
Memory Clock
667 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
176.0GB/s
Bandwidth
10.67GB/s
Render Config
-
SM Count
-
24
Compute Units
2
1536
Shading Units
160
96
TMUs
8
32
ROPs
4
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
28.16 GPixel/s
Pixel Rate
2.500 GPixel/s
84.48 GTexel/s
Texture Rate
5.000 GTexel/s
-
FP16 (half)
-
2.703 TFLOPS
FP32 (float)
200.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Antilles
GPU Name
Caicos
Antilles XT (215-0807027)
GPU Variant
Caicos PRO-L
TeraScale 3
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
2.64 billion
Transistors
0.37 billion
389 mm²
Die Size
67 mm²
Board Design
375W
TDP
18W
750 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
1x DVI 1x HDMI 1.3a 1x VGA
3x 8-pin
Power Connectors
None
Graphics Features
11.2 (11_0)
DirectX
11.2 (11_0)
4.4
OpenGL
4.4
1.2
OpenCL
1.2
N/A
Vulkan
N/A
-
CUDA
-
5.0
Shader Model
5.0
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