ATI Radeon HD 4670 AGP vs NVIDIA GeForce GT 640 OEM Rebrand

VS

ATI Radeon HD 4670 AGP

NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4670 AGP and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4670 AGP 's Advantages

176 additional rendering cores

Lower TDP (59W vs 75W)

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages

Released 2 years and 9 months late

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (38.40GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 4670 AGP +15%

0.48 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

Radeon HD 4670 AGP

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Jul 2009

Release Date

Apr 2012

Radeon R700

Generation

GeForce 600

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

1536MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

192bit

25.60GB/s

Bandwidth

38.40GB/s

Render Config

4

Compute Units

-

SM Count

3

320

Shading Units

144

32

TMUs

24

8

ROPs

24

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

384 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

4.320 GPixel/s

24.00 GTexel/s

Texture Rate

17.28 GTexel/s

-

480.0 GFLOPS

FP32 (float)

414.7 GFLOPS

-

FP64 (double)

34.56 GFLOPS

Board Design

59W

TDP

75W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.3a

-

Power Connectors

None

Graphics Processor

RV730

GPU Name

GF116

RV730 XT (215-0719047)

GPU Variant

GF116-150-A1

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.514 billion

Transistors

1.17 billion

146 mm²

Die Size

238 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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