AMD Radeon HD 7990 vs ATI FirePro V7800P
GPU Specs Compare
Graphics Card
Release Date
Apr 2013
May 2011
Generation
Southern Islands
FirePro
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 2.0 x16
Clock Speeds
Base Clock
950 MHz
-
Boost Clock
1000 MHz
-
Memory Clock
1500 MHz
1000 MHz
Memory
Memory Size
3GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
384bit
256bit
Bandwidth
288.0GB/s
128.0GB/s
Render Config
Compute Units
32
18
Shading Units
2048
1440
TMUs
128
72
ROPs
32
32
L1 Cache
16 KB (per CU)
8 KB (per CU)
L2 Cache
768 KB
512 KB
Theoretical Performance
Pixel Rate
32.00 GPixel/s
22.40 GPixel/s
Texture Rate
128.0 GTexel/s
50.40 GTexel/s
FP32 (float)
4.096 TFLOPS
2.016 TFLOPS
FP64 (double)
1024 GFLOPS
403.2 GFLOPS
Graphics Processor
GPU Name
Malta
Cypress
GPU Variant
Malta XT(215-0849026)
Cypress PRO GL
Architecture
GCN 1.0
TeraScale 2
Foundry
TSMC
TSMC
Process Size
28 nm
40 nm
Transistors
4.313 billion
2.154 billion
Die Size
365 mm²
334 mm²
Board Design
TDP
375W
138W
Suggested PSU
750 W
300 W
Outputs
1x DVI4x mini-DisplayPort 1.2
1x DisplayPort 1.1
Power Connectors
2x 8-pin
1x 6-pin
Graphics Features
DirectX
12 (11_1)
11.2 (11_0)
OpenGL
4.6
4.4
OpenCL
1.2
1.2
Vulkan
1.2
N/A
Shader Model
5.1
5.0