ATI FirePro V7800 vs AMD Radeon HD 6870 1600SP Edition
GPU Specs Compare
Graphics Card
Release Date
Apr 2010
Jan 2013
Generation
FirePro
Northern Islands
Type
Desktop
Desktop
Bus Interface
PCIe 2.0 x16
PCIe 2.0 x16
Clock Speeds
Memory Clock
1000 MHz
1050 MHz
Memory
Memory Size
2GB
1024MB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
128.0GB/s
134.4GB/s
Render Config
Compute Units
18
20
Shading Units
1440
1600
TMUs
72
80
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
27.20 GPixel/s
Texture Rate
50.40 GTexel/s
68.00 GTexel/s
FP32 (float)
2.016 TFLOPS
2.720 TFLOPS
FP64 (double)
403.2 GFLOPS
544.0 GFLOPS
Graphics Processor
GPU Name
Cypress
Cypress
GPU Variant
Cypress PRO GL
Cypress XT(215-0735033)
Architecture
TeraScale 2
TeraScale 2
Foundry
TSMC
TSMC
Process Size
40 nm
40 nm
Transistors
2.154 billion
2.154 billion
Die Size
334 mm²
334 mm²
Board Design
TDP
150W
175W
Suggested PSU
450 W
450 W
Outputs
1x DVI2x DisplayPort 1.1
2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1
Power Connectors
1x 6-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