NVIDIA GeForce GT 640 vs ATI FirePro V3700

VS

NVIDIA GeForce GT 640

ATI FirePro V3700

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 256MB VRAM FirePro V3700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Released 3 years and 10 months late

More VRAM (2GB vs 256GB)

Larger VRAM bandwidth (28.51GB/s vs 15.20GB/s)

344 additional rendering cores

ATI FirePro V3700 's Advantages

Lower TDP (32W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 640 +982%

0.693 TFLOPS

FirePro V3700

0.064 TFLOPS

GeForce GT 640

VS

FirePro V3700

Graphics Card

Jun 2012

Release Date

Aug 2008

GeForce 600

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

950 MHz

Memory

2GB

Memory Size

256MB

DDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

28.51GB/s

Bandwidth

15.20GB/s

Render Config

-

Compute Units

2

-

384

Shading Units

40

32

TMUs

4

16

ROPs

4

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

3.200 GPixel/s

28.86 GTexel/s

Texture Rate

3.200 GTexel/s

-

692.7 GFLOPS

FP32 (float)

64.00 GFLOPS

28.86 GFLOPS

FP64 (double)

-

Board Design

65W

TDP

32W

250 W

Suggested PSU

200 W

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

Outputs

2x DVI

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

RV620

GK107-300-A2

GPU Variant

RV620 GL (215-0670004)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.181 billion

118 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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