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GPU Comparison
AMD Radeon HD 6870 vs AMD Radeon HD 8740 OEM
AMD Radeon HD 6870 vs AMD Radeon HD 8740 OEM
VS
AMD Radeon HD 6870
AMD Radeon HD 8740 OEM
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 1024MB VRAM Radeon HD 8740 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 's Advantages
Larger VRAM bandwidth (134.4GB/s vs 72.00GB/s)
608 additional rendering cores
AMD Radeon HD 8740 OEM 's Advantages
Released 2 years and 11 months late
Lower TDP (55W vs 151W)
Score
Benchmark
FP32 (float)
Radeon HD 6870
+146%
2.016 TFLOPS
Radeon HD 8740 OEM
0.819 TFLOPS
Radeon HD 6870
VS
Radeon HD 8740 OEM
Graphics Card
Oct 2010
Release Date
Sep 2013
Northern Islands
Generation
Sea Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
1125 MHz
Memory
1024MB
Memory Size
1024MB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
134.4GB/s
Bandwidth
72.00GB/s
Render Config
-
SM Count
-
14
Compute Units
8
1120
Shading Units
512
56
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
12.80 GPixel/s
50.40 GTexel/s
Texture Rate
25.60 GTexel/s
-
FP16 (half)
-
2.016 TFLOPS
FP32 (float)
819.2 GFLOPS
-
FP64 (double)
51.20 GFLOPS
Graphics Processor
Barts
GPU Name
Cape Verde
Barts XT (215-0798000)
GPU Variant
Cape Verde PRO
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
1.7 billion
Transistors
1.5 billion
255 mm²
Die Size
123 mm²
Board Design
151W
TDP
55W
450 W
Suggested PSU
250 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
2x 6-pin
Power Connectors
None
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
-
CUDA
-
5.0
Shader Model
5.1
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