ATI Radeon HD 4580 vs NVIDIA GeForce GTX 275 PhysX Edition
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4580 and 896MB VRAM GeForce GTX 275 PhysX Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
ATI Radeon HD 4580 's Advantages
Released 1 years and 9 months late
Lower TDP (65W vs 219W)
NVIDIA GeForce GTX 275 PhysX Edition 's Advantages
More VRAM (896GB vs 512GB)
Larger VRAM bandwidth (127.0GB/s vs 22.18GB/s)
120 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 4580
0.191 TFLOPS
GeForce GTX 275 PhysX Edition
+225%
0.622 TFLOPS
Graphics Card
Nov 2011
Release Date
Feb 2010
Radeon R700
Generation
GeForce 200
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
693 MHz
Memory Clock
1134 MHz
Memory
512MB
Memory Size
896MB
GDDR3
Memory Type
GDDR3
128bit
Memory Bus
448bit
22.18GB/s
Bandwidth
127.0GB/s
Render Config
3
Compute Units
-
-
SM Count
30
120
Shading Units
240
8
TMUs
80
4
ROPs
28
-
-
-
-
-
-
-
-
-
128 KB
L2 Cache
224 KB
-
-
-
Theoretical Performance
3.184 GPixel/s
Pixel Rate
17.72 GPixel/s
6.368 GTexel/s
Texture Rate
50.64 GTexel/s
-
-
-
191.0 GFLOPS
FP32 (float)
622.1 GFLOPS
-
FP64 (double)
77.76 GFLOPS
Board Design
65W
TDP
219W
250 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
2x DVI
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
RV635
GPU Name
G92B
RV635 PRO
(215-0682008)
GPU Variant
G92-421-B1
TeraScale
Architecture
Tesla
TSMC
Foundry
TSMC
55 nm
Process Size
55 nm
0.378 billion
Transistors
0.754 billion
135 mm²
Die Size
260 mm²
Graphics Features
10.1 (10_1)
DirectX
11.1 (10_0)
3.3
OpenGL
3.3
N/A
OpenCL
1.1
N/A
Vulkan
N/A
-
CUDA
1.3
4.1
Shader Model
4.0
