ATI FireGL V3600 vs NVIDIA GeForce GT 640

VS

ATI FireGL V3600

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 256MB VRAM FireGL V3600 and 2GB VRAM GeForce GT 640 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)

FireGL V3600

0.144 TFLOPS

GeForce GT 640 +381%

0.693 TFLOPS

FireGL V3600

VS

GeForce GT 640

Graphics Card

Jun 2007

Release Date

Jun 2012

FireGL

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

891 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

DDR3

128bit

Memory Bus

128bit

16.00GB/s

Bandwidth

28.51GB/s

Render Config

3

Compute Units

-

120

Shading Units

384

8

TMUs

32

4

ROPs

16

-

L1 Cache

16 KB (per SMX)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

7.216 GPixel/s

4.800 GTexel/s

Texture Rate

28.86 GTexel/s

-

144.0 GFLOPS

FP32 (float)

692.7 GFLOPS

-

FP64 (double)

28.86 GFLOPS

Board Design

73W

TDP

65W

250 W

Suggested PSU

250 W

No outputs

Outputs

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

None

Power Connectors

None

Graphics Processor

RV630

GPU Name

GK107

RV630 GL

GPU Variant

GK107-300-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.39 billion

Transistors

1.27 billion

153 mm²

Die Size

118 mm²

Graphics Features

10.0 (10_0)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.0

Shader Model

5.1

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