AMD Ryzen Z1 Extreme GPU vs NVIDIA GeForce GT 640 OEM Rebrand

VS

AMD Ryzen Z1 Extreme GPU

NVIDIA GeForce GT 640 OEM Rebrand

We compared two Desktop platform GPUs: 16GB VRAM Ryzen Z1 Extreme GPU and 1536MB VRAM GeForce GT 640 OEM Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Ryzen Z1 Extreme GPU 's Advantages

Released 11 years and 2 months late

Boost Clock2700MHz

More VRAM (16GB vs 1536GB)

624 additional rendering cores

Lower TDP (30W vs 75W)

NVIDIA GeForce GT 640 OEM Rebrand 's Advantages

Larger VRAM bandwidth (38.40GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Ryzen Z1 Extreme GPU +1898%

8.294 TFLOPS

GeForce GT 640 OEM Rebrand

0.415 TFLOPS

Ryzen Z1 Extreme GPU

VS

GeForce GT 640 OEM Rebrand

Graphics Card

Jun 2023

Release Date

Apr 2012

Console GPU(ASUS)

Generation

GeForce 600

Desktop

Type

Desktop

-

Bus Interface

PCIe 2.0 x16

Clock Speeds

800 MHz

Base Clock

-

2700 MHz

Boost Clock

-

800 MHz

Memory Clock

800 MHz

Memory

16GB

Memory Size

1536MB

LPDDR5

Memory Type

DDR3

64bit

Memory Bus

192bit

25.60GB/s

Bandwidth

38.40GB/s

Render Config

12

Compute Units

-

SM Count

3

768

Shading Units

144

48

TMUs

24

32

ROPs

24

-

12

RT Cores

-

128 KB per Array

L1 Cache

64 KB (per SM)

8 MB

L2 Cache

384 KB

16 MB

L3 Cache

-

Theoretical Performance

86.40 GPixel/s

Pixel Rate

4.320 GPixel/s

129.6 GTexel/s

Texture Rate

17.28 GTexel/s

16.59 TFLOPS

FP16 (half)

-

8.294 TFLOPS

FP32 (float)

414.7 GFLOPS

518.4 GFLOPS

FP64 (double)

34.56 GFLOPS

Board Design

30W

TDP

75W

-

Suggested PSU

250 W

1x USB Type-C

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

None

Graphics Processor

Phoenix

GPU Name

GF116

-

GPU Variant

GF116-150-A1

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

25.39 billion

Transistors

1.17 billion

178 mm²

Die Size

238 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.8

Shader Model

5.1

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