AMD Radeon HD 6850 vs ATI FirePro V7900 SDI

GPU · Specs Compare

Products
GPU AMD Radeon HD 6850 AMD · 2010-10
GPU ATI FirePro V7900 SDI · 2011-05
Graphics Card
Release Date
Oct 2010
May 2011
Generation
Northern Islands
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1250 MHz
Memory
Memory Size
1024MB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
160.0GB/s
Render Config
Compute Units
12
20
Shading Units
960
1280
TMUs
48
80
ROPs
32
32
L1 Cache
8 KB (per CU)
8 KB (per CU)
L2 Cache
512 KB
512 KB
Theoretical Performance
Pixel Rate
24.80 GPixel/s
23.20 GPixel/s
Texture Rate
37.20 GTexel/s
58.00 GTexel/s
FP32 (float)
1488 GFLOPS
1.856 TFLOPS
FP64 (double)
—
464.0 GFLOPS
Graphics Processor
GPU Name
Barts
Cayman
GPU Variant
Barts PRO(215-0798006)
Cayman PRO GL
Architecture
TeraScale 2
TeraScale 3
Foundry
TSMC
TSMC
Process Size
40 nm
40 nm
Transistors
1.7 billion
2.64 billion
Die Size
255 mm²
389 mm²
Board Design
TDP
127W
150W
Suggested PSU
300 W
450 W
Outputs
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
4x SDI
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
▲ Specs Compare Data sourced from official specifications and benchmark tests.