NVIDIA GeForce GT 640 Rev. 2 vs ATI FirePro V8700

VS

NVIDIA GeForce GT 640 Rev. 2 ATI FirePro V8700

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 640 Rev. 2 and 1024MB VRAM FirePro V8700 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 Rev. 2 's Advantages

Released 4 years and 8 months late

Lower TDP (49W vs 151W)

ATI FirePro V8700 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 40.06GB/s)

416 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640 Rev. 2

0.803 TFLOPS

FirePro V8700 +49%

1.2 TFLOPS

GeForce GT 640 Rev. 2

VS

FirePro V8700

Graphics Card

May 2013

Release Date

Sep 2008

GeForce 600

Generation

FirePro

Desktop

Type

Desktop

PCIe 2.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1252 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

40.06GB/s

Bandwidth

108.8GB/s

Render Config

-

SM Count

-

Compute Units

10

384

Shading Units

800

32

TMUs

40

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

Theoretical Performance

8.368 GPixel/s

Pixel Rate

12.00 GPixel/s

33.47 GTexel/s

Texture Rate

30.00 GTexel/s

-

FP16 (half)

-

803.3 GFLOPS

FP32 (float)

1200 GFLOPS

33.47 GFLOPS

FP64 (double)

240.0 GFLOPS

Graphics Processor

GK208

GPU Name

RV770

GK208-400-A1

GPU Variant

RV770 XT (215-0669049)

Kepler 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.02 billion

Transistors

0.956 billion

87 mm²

Die Size

256 mm²

Board Design

49W

TDP

151W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.4a 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.5

CUDA

-

5.1

Shader Model

4.1

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