Home GPU Comparison AMD Radeon HD 7950 vs ATI Radeon HD 2900 PRO

AMD Radeon HD 7950 vs ATI Radeon HD 2900 PRO

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 512MB VRAM Radeon HD 2900 PRO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 's Advantages
Released 4 years and 1 months late
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (240.0GB/s vs 51.20GB/s)
1472 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 7950 +646%
2.867 TFLOPS
Radeon HD 2900 PRO
0.384 TFLOPS
VS

Graphics Card

Jan 2012
Release Date
Dec 2007
Southern Islands
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 1.0 x16

Clock Speeds

-
-
-
-
-
-
1250 MHz
Memory Clock
800 MHz

Memory

3GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
384bit
Memory Bus
256bit
240.0GB/s
Bandwidth
51.20GB/s

Render Config

28
Compute Units
4
-
-
-
1792
Shading Units
320
112
TMUs
16
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
-
768 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

25.60 GPixel/s
Pixel Rate
9.600 GPixel/s
89.60 GTexel/s
Texture Rate
9.600 GTexel/s
-
-
-
2.867 TFLOPS
FP32 (float)
384.0 GFLOPS
716.8 GFLOPS
FP64 (double)
-

Board Design

200W
TDP
200W
550 W
Suggested PSU
550 W
1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 8-pin

Graphics Processor

Tahiti
GPU Name
R600
Tahiti PRO (215-0821056)
GPU Variant
R600 PRO (215RGMDKA13FG)
GCN 1.0
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
4.313 billion
Transistors
0.72 billion
352 mm²
Die Size
420 mm²

Graphics Features

12 (11_1)
DirectX
10.0 (10_0)
4.6
OpenGL
3.3 (full) 4.0 (partial)
1.2
OpenCL
N/A
1.2
Vulkan
N/A
-
-
-
5.1
Shader Model
4.0

Related GPU Comparisons

Related News

© 2024 - TopCPU.net   Contact Us Privacy Policy