NVIDIA GeForce GT 640 vs AMD Radeon Pro VII

VS

NVIDIA GeForce GT 640

AMD Radeon Pro VII

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 16GB VRAM Radeon Pro VII to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640 's Advantages

Lower TDP (65W vs 250W)

AMD Radeon Pro VII 's Advantages

Released 7 years and 11 months late

Boost Clock1700MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 28.51GB/s)

3456 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Radeon Pro VII +1784%

13.06 TFLOPS

Blender

GeForce GT 640

32

Radeon Pro VII +10346%

3343

GeForce GT 640

VS

Radeon Pro VII

Graphics Card

Jun 2012

Release Date

May 2020

GeForce 600

Generation

Radeon Pro Vega

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1700 MHz

891 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

16GB

DDR3

Memory Type

HBM2

128bit

Memory Bus

4096bit

28.51GB/s

Bandwidth

1020GB/s

Render Config

-

Compute Units

60

-

384

Shading Units

3840

32

TMUs

240

16

ROPs

64

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

7.216 GPixel/s

Pixel Rate

108.8 GPixel/s

28.86 GTexel/s

Texture Rate

408.0 GTexel/s

-

FP16 (half)

26.11 TFLOPS

692.7 GFLOPS

FP32 (float)

13.06 TFLOPS

28.86 GFLOPS

FP64 (double)

6.528 TFLOPS

Board Design

65W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

6x mini-DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GK107

GPU Name

Vega 20

GK107-300-A2

GPU Variant

Vega 20 GLXT WS (215-0914026)

Kepler

Architecture

GCN 5.1

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

1.27 billion

Transistors

13.23 billion

118 mm²

Die Size

331 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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