ATI FirePro V9800P vs AMD Radeon HD 6870
GPU Specs Compare
Graphics Card
Release Date
Sep 2010
Oct 2010
Generation
FirePro
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1150 MHz
1050 MHz
Memory
Memory Size
4GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
147.2GB/s
134.4GB/s
Render Config
Compute Units
20
14
Shading Units
1600
1120
TMUs
80
56
ROPs
32
32
L1 Cache
8 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
28.80 GPixel/s
Texture Rate
68.00 GTexel/s
50.40 GTexel/s
FP32 (float)
2.720 TFLOPS
2.016 TFLOPS
FP64 (double)
544.0 GFLOPS
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Graphics Processor
GPU Name
Cypress
Barts
GPU Variant
Cypress XT GL
Barts XT(215-0798000)
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
225W
151W
Suggested PSU
550 W
450 W
Outputs
1x DisplayPort 1.1
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 8-pin
2x 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