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GPU Comparison
AMD Radeon HD 6870 vs ATI FirePro V3800
AMD Radeon HD 6870 vs ATI FirePro V3800
VS
AMD Radeon HD 6870
ATI FirePro V3800
We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 512MB VRAM FirePro V3800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon HD 6870 's Advantages
Released 6 months late
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (134.4GB/s vs 14.40GB/s)
720 additional rendering cores
ATI FirePro V3800 's Advantages
Lower TDP (43W vs 151W)
Score
Benchmark
FP32 (float)
Radeon HD 6870
+287%
2.016 TFLOPS
FirePro V3800
0.52 TFLOPS
Radeon HD 6870
VS
FirePro V3800
Graphics Card
Oct 2010
Release Date
Apr 2010
Northern Islands
Generation
FirePro
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
Base Clock
-
-
Boost Clock
-
1050 MHz
Memory Clock
900 MHz
Memory
1024MB
Memory Size
512MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
134.4GB/s
Bandwidth
14.40GB/s
Render Config
-
SM Count
-
14
Compute Units
5
1120
Shading Units
400
56
TMUs
20
32
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
8 KB (per CU)
L1 Cache
8 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
28.80 GPixel/s
Pixel Rate
5.200 GPixel/s
50.40 GTexel/s
Texture Rate
13.00 GTexel/s
-
FP16 (half)
-
2.016 TFLOPS
FP32 (float)
520.0 GFLOPS
-
FP64 (double)
-
Graphics Processor
Barts
GPU Name
Redwood
Barts XT (215-0798000)
GPU Variant
Redwood PRO GL
TeraScale 2
Architecture
TeraScale 2
TSMC
Foundry
TSMC
40 nm
Process Size
40 nm
1.7 billion
Transistors
0.627 billion
255 mm²
Die Size
104 mm²
Board Design
151W
TDP
43W
450 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
Outputs
1x DVI 1x DisplayPort 1.1
2x 6-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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