AMD Ryzen Z1 Extreme GPU vs NVIDIA GeForce GTX 645 OEM

VS

AMD Ryzen Z1 Extreme GPU

NVIDIA GeForce GTX 645 OEM

We compared two Desktop platform GPUs: 16GB VRAM Ryzen Z1 Extreme GPU and 1024MB VRAM GeForce GTX 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 10 years and 2 months late

Boost Clock2700MHz

More VRAM (16GB vs 1024GB)

192 additional rendering cores

Lower TDP (30W vs 65W)

NVIDIA GeForce GTX 645 OEM 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Ryzen Z1 Extreme GPU +773%

8.294 TFLOPS

GeForce GTX 645 OEM

0.949 TFLOPS

Ryzen Z1 Extreme GPU

VS

GeForce GTX 645 OEM

Graphics Card

Jun 2023

Release Date

Apr 2013

Console GPU(ASUS)

Generation

GeForce 600

Desktop

Type

Desktop

-

Bus Interface

PCIe 3.0 x16

Clock Speeds

800 MHz

Base Clock

-

2700 MHz

Boost Clock

-

800 MHz

Memory Clock

1000 MHz

Memory

16GB

Memory Size

1024MB

LPDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

64.00GB/s

Render Config

12

Compute Units

-

768

Shading Units

576

48

TMUs

48

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per SMX)

8 MB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

86.40 GPixel/s

Pixel Rate

9.888 GPixel/s

129.6 GTexel/s

Texture Rate

39.55 GTexel/s

16.59 TFLOPS

FP16 (half)

-

8.294 TFLOPS

FP32 (float)

949.2 GFLOPS

518.4 GFLOPS

FP64 (double)

39.55 GFLOPS

Board Design

30W

TDP

65W

-

Suggested PSU

250 W

1x USB Type-C

Outputs

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

None

Power Connectors

None

Graphics Processor

Phoenix

GPU Name

GK106

-

GPU Variant

GK106-200-A1

RDNA 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

25.39 billion

Transistors

2.54 billion

178 mm²

Die Size

221 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.1

-

CUDA

3.0

6.8

Shader Model

5.1

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