NVIDIA GeForce 7800 GTX 512 vs AMD Radeon HD 7950 Mac Edition
We compared two Desktop platform GPUs: 512MB VRAM GeForce 7800 GTX 512 and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 7800 GTX 512 's Advantages
Lower TDP (108W vs 200W)
AMD Radeon HD 7950 Mac Edition 's Advantages
Released 7 years and 4 months late
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (240.0GB/s vs 51.20GB/s)
1792 additional rendering cores
Score
Graphics Card
Nov 2005
Release Date
Mar 2013
GeForce 7 PCIe
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 1.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
800 MHz
Memory Clock
1250 MHz
Memory
512MB
Memory Size
3GB
GDDR3
Memory Type
GDDR5
256bit
Memory Bus
384bit
51.20GB/s
Bandwidth
240.0GB/s
Render Config
-
Compute Units
28
-
-
-
-
Shading Units
1792
24
TMUs
112
16
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
768 KB
-
-
-
Theoretical Performance
8.000 GPixel/s
Pixel Rate
25.60 GPixel/s
12.00 GTexel/s
Texture Rate
89.60 GTexel/s
-
-
-
-
FP32 (float)
2.867 TFLOPS
-
FP64 (double)
716.8 GFLOPS
Board Design
108W
TDP
200W
300 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
1x DVI
1x HDMI 1.4a
2x mini-DisplayPort 1.2
-
Power Connectors
2x 6-pin
Graphics Processor
G70
GPU Name
Tahiti
GF-7800-GTX-512-A2
GPU Variant
Tahiti PRO
(215-0821056)
Curie
Architecture
GCN 1.0
TSMC
Foundry
TSMC
110 nm
Process Size
28 nm
0.302 billion
Transistors
4.313 billion
333 mm²
Die Size
352 mm²
Graphics Features
9.0c (9_3)
DirectX
12 (11_1)
2.1
OpenGL
4.6
N/A
OpenCL
1.2
N/A
Vulkan
1.2
-
-
-
3.0
Shader Model
5.1
