NVIDIA GeForce GT 640 vs AMD Radeon Instinct MI325X

VS

NVIDIA GeForce GT 640

AMD Radeon Instinct MI325X

We compared two Desktop platform GPUs: 2GB VRAM GeForce GT 640 and 288GB VRAM Radeon Instinct MI325X 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 750W)

AMD Radeon Instinct MI325X 's Advantages

Released 12 years and 4 months late

Boost Clock2100MHz

More VRAM (288GB vs 2GB)

Larger VRAM bandwidth (10.3TB/s vs 28.51GB/s)

19072 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640

0.693 TFLOPS

Radeon Instinct MI325X +11692%

81.72 TFLOPS

GeForce GT 640

VS

Radeon Instinct MI325X

Graphics Card

Jun 2012

Release Date

Oct 2024

GeForce 600

Generation

Radeon Instinct(MIx)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 5.0 x16

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2100 MHz

891 MHz

Memory Clock

2525 MHz

Memory

2GB

Memory Size

288GB

DDR3

Memory Type

HBM3e

128bit

Memory Bus

8192bit

28.51GB/s

Bandwidth

10.3TB/s

Render Config

-

Compute Units

304

-

384

Shading Units

19456

32

TMUs

1216

16

ROPs

0

-

Tensor Cores

1216

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

16 MB

-

L3 Cache

256 MB

Theoretical Performance

7.216 GPixel/s

Pixel Rate

0 MPixel/s

28.86 GTexel/s

Texture Rate

2554 GTexel/s

-

FP16 (half)

653.7 TFLOPS

692.7 GFLOPS

FP32 (float)

81.72 TFLOPS

28.86 GFLOPS

FP64 (double)

81.72 TFLOPS

Board Design

65W

TDP

750W

250 W

Suggested PSU

1150 W

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

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GK107

GPU Name

Aqua Vanjaram

GK107-300-A2

GPU Variant

-

Kepler

Architecture

CDNA 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

1.27 billion

Transistors

153 billion

118 mm²

Die Size

1017 mm²

Graphics Features

12 (11_0)

DirectX

N/A

4.6

OpenGL

N/A

3.0

OpenCL

3.0

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

N/A

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