AMD Ryzen Z1 Extreme GPU vs NVIDIA GeForce GT 645 OEM

VS

AMD Ryzen Z1 Extreme GPU

NVIDIA GeForce GT 645 OEM

We compared two Desktop platform GPUs: 16GB VRAM Ryzen Z1 Extreme GPU and 1024MB VRAM GeForce GT 645 OEM 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 1024GB)

480 additional rendering cores

Lower TDP (30W vs 102W)

NVIDIA GeForce GT 645 OEM 's Advantages

Larger VRAM bandwidth (91.87GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Ryzen Z1 Extreme GPU +827%

8.294 TFLOPS

GeForce GT 645 OEM

0.894 TFLOPS

Ryzen Z1 Extreme GPU

VS

GeForce GT 645 OEM

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

957 MHz

Memory

16GB

Memory Size

1024MB

LPDDR5

Memory Type

GDDR5

64bit

Memory Bus

192bit

25.60GB/s

Bandwidth

91.87GB/s

Render Config

12

Compute Units

-

SM Count

6

768

Shading Units

288

48

TMUs

48

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

9.312 GPixel/s

129.6 GTexel/s

Texture Rate

37.25 GTexel/s

16.59 TFLOPS

FP16 (half)

-

8.294 TFLOPS

FP32 (float)

894.0 GFLOPS

518.4 GFLOPS

FP64 (double)

74.50 GFLOPS

Board Design

30W

TDP

102W

-

Suggested PSU

300 W

1x USB Type-C

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

-

Graphics Processor

Phoenix

GPU Name

GF114

-

RDNA 3.0

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

4 nm

Process Size

40 nm

25.39 billion

Transistors

1.95 billion

178 mm²

Die Size

332 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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