NVIDIA GeForce GT 640 vs ATI FireGL V3600

VS

NVIDIA GeForce GT 640

ATI FireGL V3600

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 256MB VRAM FireGL V3600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Released 5 years late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.51GB/s vs 16.00GB/s)

264 additional rendering cores

Lower TDP (65W vs 73W)

Score

Benchmark

FP32 (float)

GeForce GT 640 +381%

0.693 TFLOPS

FireGL V3600

0.144 TFLOPS

GeForce GT 640

VS

FireGL V3600

Graphics Card

Jun 2012

Release Date

Jun 2007

GeForce 600

Generation

FireGL

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

891 MHz

Memory Clock

500 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

DDR2

128bit

Memory Bus

128bit

28.51GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

3

-

384

Shading Units

120

32

TMUs

8

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

2.400 GPixel/s

28.86 GTexel/s

Texture Rate

4.800 GTexel/s

-

692.7 GFLOPS

FP32 (float)

144.0 GFLOPS

28.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

73W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

RV630

GK107-300-A2

GPU Variant

RV630 GL

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

1.27 billion

Transistors

0.39 billion

118 mm²

Die Size

153 mm²

Graphics Features

12 (11_0)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.0

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