Home GPU Comparison ATI FirePro V4900 vs AMD Radeon HD 7990

ATI FirePro V4900 vs AMD Radeon HD 7990

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V4900 and 3GB VRAM Radeon HD 7990 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V4900 's Advantages
Lower TDP (75W vs 375W)
AMD Radeon HD 7990 's Advantages
Released 1 years and 5 months late
Boost Clock1000MHz
More VRAM (3GB vs 1024GB)
Larger VRAM bandwidth (288.0GB/s vs 64.00GB/s)
1568 additional rendering cores

Score

Benchmark

FP32 (float)
FirePro V4900
0.768 TFLOPS
Radeon HD 7990 +433%
4.096 TFLOPS
VS

Graphics Card

Nov 2011
Release Date
Apr 2013
FirePro
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
950 MHz
-
Boost Clock
1000 MHz
1000 MHz
Memory Clock
1500 MHz

Memory

1024MB
Memory Size
3GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
384bit
64.00GB/s
Bandwidth
288.0GB/s

Render Config

6
Compute Units
32
-
-
-
480
Shading Units
2048
24
TMUs
128
8
ROPs
32
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
768 KB
-
-
-

Theoretical Performance

6.400 GPixel/s
Pixel Rate
32.00 GPixel/s
19.20 GTexel/s
Texture Rate
128.0 GTexel/s
-
-
-
768.0 GFLOPS
FP32 (float)
4.096 TFLOPS
-
FP64 (double)
1024 GFLOPS

Board Design

75W
TDP
375W
250 W
Suggested PSU
750 W
1x DVI 2x DisplayPort 1.1
Outputs
1x DVI 4x mini-DisplayPort 1.2
None
Power Connectors
2x 8-pin

Graphics Processor

Turks
GPU Name
Malta
Turks XT GL
GPU Variant
Malta XT (215-0849026)
TeraScale 2
Architecture
GCN 1.0
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.716 billion
Transistors
4.313 billion
118 mm²
Die Size
365 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (11_1)
4.4
OpenGL
4.6
1.2
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
5.0
Shader Model
5.1

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