Home GPU Comparison NVIDIA GeForce GTX 285 vs ATI Radeon HD 4750

NVIDIA GeForce GTX 285 vs ATI Radeon HD 4750

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 285 and 512MB VRAM Radeon HD 4750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 285 's Advantages
More VRAM (1024GB vs 512GB)
Larger VRAM bandwidth (159.0GB/s vs 51.20GB/s)
ATI Radeon HD 4750 's Advantages
Released 9 months late
400 additional rendering cores
Lower TDP (100W vs 204W)

Score

Benchmark

FP32 (float)
GeForce GTX 285
0.708 TFLOPS
Radeon HD 4750 +31%
0.934 TFLOPS
VS

Graphics Card

Dec 2008
Release Date
Sep 2009
GeForce 200
Generation
Radeon R700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
1242 MHz
Memory Clock
800 MHz

Memory

1024MB
Memory Size
512MB
GDDR3
Memory Type
GDDR5
512bit
Memory Bus
128bit
159.0GB/s
Bandwidth
51.20GB/s

Render Config

-
Compute Units
8
30
SM Count
-
240
Shading Units
640
80
TMUs
32
32
ROPs
16
-
-
-
-
-
-
-
L1 Cache
16 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-

Theoretical Performance

20.74 GPixel/s
Pixel Rate
11.68 GPixel/s
51.84 GTexel/s
Texture Rate
23.36 GTexel/s
-
-
-
708.5 GFLOPS
FP32 (float)
934.4 GFLOPS
88.56 GFLOPS
FP64 (double)
186.9 GFLOPS

Board Design

204W
TDP
100W
550 W
Suggested PSU
300 W
2x DVI 1x S-Video
Outputs
2x DVI 1x S-Video
2x 6-pin
Power Connectors
1x 6-pin

Graphics Processor

GT200B
GPU Name
RV740
G200-350-B3
GPU Variant
RV740 PRO
Tesla 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
55 nm
Process Size
40 nm
1.4 billion
Transistors
0.826 billion
470 mm²
Die Size
137 mm²

Graphics Features

11.1 (10_0)
DirectX
10.1 (10_1)
3.3
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
1.3
CUDA
-
4.0
Shader Model
4.1

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