NVIDIA GeForce GT 640 vs AMD Radeon PRO W6300

VS

NVIDIA GeForce GT 640

AMD Radeon PRO W6300

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 2GB VRAM Radeon PRO W6300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon PRO W6300 's Advantages

Released 9 years and 7 months late

Boost Clock2040MHz

Larger VRAM bandwidth (64.00GB/s vs 28.51GB/s)

384 additional rendering cores

Lower TDP (25W vs 65W)

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Radeon PRO W6300 +352%

3.133 TFLOPS

GeForce GT 640

VS

Radeon PRO W6300

Graphics Card

Jun 2012

Release Date

Jan 2022

GeForce 600

Generation

Radeon Pro Navi

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1512 MHz

-

Boost Clock

2040 MHz

891 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

32bit

28.51GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

12

-

384

Shading Units

768

32

TMUs

48

16

ROPs

32

-

RT Cores

12

16 KB (per SMX)

L1 Cache

128 KB per Array

256 KB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

7.216 GPixel/s

Pixel Rate

65.28 GPixel/s

28.86 GTexel/s

Texture Rate

97.92 GTexel/s

-

FP16 (half)

6.267 TFLOPS

692.7 GFLOPS

FP32 (float)

3.133 TFLOPS

28.86 GFLOPS

FP64 (double)

195.8 GFLOPS

Board Design

65W

TDP

25W

250 W

Suggested PSU

200 W

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

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

Navi 24

GK107-300-A2

GPU Variant

Navi 24

Kepler

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

1.27 billion

Transistors

5.4 billion

118 mm²

Die Size

107 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.1

Vulkan

1.3

3.0

CUDA

-

5.1

Shader Model

6.7

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