ATI Radeon HD 4750 vs NVIDIA GeForce GT 630 Rev. 2

VS

ATI Radeon HD 4750

NVIDIA GeForce GT 630 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4750 and 2GB VRAM GeForce GT 630 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4750 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 14.40GB/s)

256 additional rendering cores

NVIDIA GeForce GT 630 Rev. 2 's Advantages

Released 3 years and 8 months late

More VRAM (2GB vs 512GB)

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 4750 +34%

0.934 TFLOPS

GeForce GT 630 Rev. 2

0.693 TFLOPS

Radeon HD 4750

VS

GeForce GT 630 Rev. 2

Graphics Card

Sep 2009

Release Date

May 2013

Radeon R700

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

800 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

51.20GB/s

Bandwidth

14.40GB/s

Render Config

8

Compute Units

-

640

Shading Units

384

32

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

11.68 GPixel/s

Pixel Rate

7.216 GPixel/s

23.36 GTexel/s

Texture Rate

28.86 GTexel/s

-

934.4 GFLOPS

FP32 (float)

692.7 GFLOPS

186.9 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

100W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

RV740

GPU Name

GK208

RV740 PRO

GPU Variant

GK208-301-A1

TeraScale

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.826 billion

Transistors

1.02 billion

137 mm²

Die Size

87 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.5

4.1

Shader Model

5.1

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