NVIDIA GeForce GT 640 vs ATI FirePro V8750

VS

NVIDIA GeForce GT 640

ATI FirePro V8750

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 2GB VRAM FirePro V8750 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 11 months late

Lower TDP (65W vs 151W)

ATI FirePro V8750 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 28.51GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

FirePro V8750 +73%

1.2 TFLOPS

GeForce GT 640

VS

FirePro V8750

Graphics Card

Jun 2012

Release Date

Jul 2008

GeForce 600

Generation

FirePro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

891 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.51GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

10

-

384

Shading Units

800

32

TMUs

40

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

12.00 GPixel/s

28.86 GTexel/s

Texture Rate

30.00 GTexel/s

-

692.7 GFLOPS

FP32 (float)

1200 GFLOPS

28.86 GFLOPS

FP64 (double)

240.0 GFLOPS

Board Design

65W

TDP

151W

250 W

Suggested PSU

450 W

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

Outputs

1x DVI 2x DisplayPort 1.0 1x S-Video

None

Power Connectors

2x 6-pin

Graphics Processor

GK107

GPU Name

RV770

GK107-300-A2

GPU Variant

RV770 XT (215-0669049)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.956 billion

118 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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