NVIDIA GeForce GT 645 OEM vs AMD Radeon Pro 5500 XT

VS

NVIDIA GeForce GT 645 OEM

AMD Radeon Pro 5500 XT

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 8GB VRAM Radeon Pro 5500 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Lower TDP (102W vs 125W)

AMD Radeon Pro 5500 XT 's Advantages

Released 8 years and 4 months late

Boost Clock1757MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 91.87GB/s)

1248 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

Radeon Pro 5500 XT +503%

5.398 TFLOPS

GeForce GT 645 OEM

VS

Radeon Pro 5500 XT

Graphics Card

Apr 2012

Release Date

Aug 2020

GeForce 600

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1187 MHz

-

Boost Clock

1757 MHz

957 MHz

Memory Clock

1750 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

192bit

Memory Bus

128bit

91.87GB/s

Bandwidth

224.0GB/s

Render Config

-

Compute Units

24

6

SM Count

-

288

Shading Units

1536

48

TMUs

96

24

ROPs

32

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

2 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

56.22 GPixel/s

37.25 GTexel/s

Texture Rate

168.7 GTexel/s

-

FP16 (half)

10.80 TFLOPS

894.0 GFLOPS

FP32 (float)

5.398 TFLOPS

74.50 GFLOPS

FP64 (double)

337.3 GFLOPS

Board Design

102W

TDP

125W

300 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF114

GPU Name

Navi 14

-

GPU Variant

Navi 14 PRO XL

Fermi 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

1.95 billion

Transistors

6.4 billion

332 mm²

Die Size

158 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.1

CUDA

-

5.1

Shader Model

6.5

Related GPU Comparisons

1

NVIDIA GeForce GT 645 OEM vs AMD Radeon HD 6970

2

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce 9500 GT Rev. 2

3

NVIDIA GeForce GT 645 OEM vs AMD Radeon R9 Nano

4

NVIDIA GeForce GT 645 OEM vs AMD Radeon PRO V710

5

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce RTX 4060 Ti 16 GB

6

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GT 545

7

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GTX 650

8

NVIDIA GeForce GT 645 OEM vs AMD Radeon HD 8350 OEM

9

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce GTX 750

10

NVIDIA GeForce GT 645 OEM vs NVIDIA GeForce RTX 3080 12 GB

Related News

1

Continuous Decline in DRAM Memory Prices: Downward Trend Intensifies

2

NVIDIA GB202 Chip Unveiled for the First Time, to be Used in RTX 5090 with 512-bit GDDR7 Memory

3

Strix Halo Integrated Graphics Score Appears on Passmark, Currently Slightly Below RTX 3060 12GB

4

AMD Unveils New RX 9070 XT Graphics Card Performance: Positioned Between RX 7900 GRE and RX 7900 XT

5

Double the Excitement! AMD FSR 4.0 to Launch Alongside RX 9070 XT Graphics Card

6

CPU-Z Minor Update: Support for Intel's Four New Products and New Memory

7

CXMT Reportedly Achieves 80% Yield in DDR5 Production

8

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

9

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

10

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps