ATI FirePro V7760 vs NVIDIA GeForce GT 640

VS

ATI FirePro V7760

NVIDIA GeForce GT 640

We compared two Desktop platform GPUs: 1024MB VRAM FirePro V7760 and 2GB VRAM GeForce GT 640 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI FirePro V7760 's Advantages

416 additional rendering cores

NVIDIA GeForce GT 640 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (28.51GB/s vs 27.20GB/s)

Lower TDP (65W vs 76W)

Score

Benchmark

FP32 (float)

FirePro V7760 +73%

1.2 TFLOPS

GeForce GT 640

0.693 TFLOPS

FirePro V7760

VS

GeForce GT 640

Graphics Card

Jan 2012

Release Date

Jun 2012

FirePro

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

850 MHz

Memory Clock

891 MHz

Memory

1024MB

Memory Size

2GB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

27.20GB/s

Bandwidth

28.51GB/s

Render Config

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

6.000 GPixel/s

Pixel Rate

7.216 GPixel/s

30.00 GTexel/s

Texture Rate

28.86 GTexel/s

-

1200 GFLOPS

FP32 (float)

692.7 GFLOPS

-

FP64 (double)

28.86 GFLOPS

Board Design

76W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI

Outputs

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

1x 6-pin

Power Connectors

None

Graphics Processor

RV770

GPU Name

GK107

RV770 XT (215-0669049)

GPU Variant

GK107-300-A2

TeraScale

Architecture

Kepler

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

1.27 billion

256 mm²

Die Size

118 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

4.1

Shader Model

5.1

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