ATI FirePro V7800P vs AMD Radeon HD 6850
GPU Specs Compare
Graphics Card
Release Date
May 2011
Oct 2010
Generation
FirePro
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1000 MHz
Memory
Memory Size
2GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
128.0GB/s
Render Config
Compute Units
18
12
Shading Units
1440
960
TMUs
72
48
ROPs
32
32
L1 Cache
8 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
22.40 GPixel/s
24.80 GPixel/s
Texture Rate
50.40 GTexel/s
37.20 GTexel/s
FP32 (float)
2.016 TFLOPS
1488 GFLOPS
FP64 (double)
403.2 GFLOPS
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Graphics Processor
GPU Name
Cypress
Barts
GPU Variant
Cypress PRO GL
Barts PRO(215-0798006)
Architecture
TeraScale 2
TeraScale 2
Foundry
TSMC
TSMC
Process Size
40 nm
40 nm
Transistors
2.154 billion
1.7 billion
Die Size
334 mm²
255 mm²
Board Design
TDP
138W
127W
Suggested PSU
300 W
300 W
Outputs
1x DisplayPort 1.1
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 6-pin
1x 6-pin
Graphics Features
DirectX
11.2 (11_0)
11.2 (11_0)
OpenGL
4.4
4.4
OpenCL
1.2
1.2
Vulkan
N/A
N/A
Shader Model
5.0
5.0