NVIDIA GeForce GT 630 vs ATI Radeon HD 2600 XT Mac Edition

VS

NVIDIA GeForce GT 630

ATI Radeon HD 2600 XT Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 630 and 256MB VRAM Radeon HD 2600 XT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 630 's Advantages

Released 4 years and 3 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (28.80GB/s vs 25.60GB/s)

ATI Radeon HD 2600 XT Mac Edition 's Advantages

24 additional rendering cores

Lower TDP (45W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 630 +85%

0.311 TFLOPS

Radeon HD 2600 XT Mac Edition

0.168 TFLOPS

GeForce GT 630

VS

Radeon HD 2600 XT Mac Edition

Graphics Card

May 2012

Release Date

Feb 2008

GeForce 600

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

25.60GB/s

Render Config

-

Compute Units

3

2

SM Count

-

96

Shading Units

120

16

TMUs

8

4

ROPs

4

-

64 KB (per SM)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

3.240 GPixel/s

Pixel Rate

2.800 GPixel/s

12.96 GTexel/s

Texture Rate

5.600 GTexel/s

-

311.0 GFLOPS

FP32 (float)

168.0 GFLOPS

25.92 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

45W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI

None

Power Connectors

None

Graphics Processor

GF108

GPU Name

RV630

GF108-400-A1

GPU Variant

-

Fermi

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.585 billion

Transistors

0.39 billion

116 mm²

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.0

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