NVIDIA GeForce GT 645 OEM vs AMD Radeon R9 FURY X

VS

NVIDIA GeForce GT 645 OEM

AMD Radeon R9 FURY X

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 4GB VRAM Radeon R9 FURY X 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 275W)

AMD Radeon R9 FURY X 's Advantages

Released 3 years and 2 months late

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 91.87GB/s)

3808 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM

0.894 TFLOPS

Radeon R9 FURY X +862%

8.602 TFLOPS

GeForce GT 645 OEM

VS

Radeon R9 FURY X

Graphics Card

Apr 2012

Release Date

Jun 2015

GeForce 600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

957 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

HBM

192bit

Memory Bus

4096bit

91.87GB/s

Bandwidth

512.0GB/s

Render Config

-

Compute Units

64

6

SM Count

-

288

Shading Units

4096

48

TMUs

256

24

ROPs

64

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

67.20 GPixel/s

37.25 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

8.602 TFLOPS

894.0 GFLOPS

FP32 (float)

8.602 TFLOPS

74.50 GFLOPS

FP64 (double)

537.6 GFLOPS

Board Design

102W

TDP

275W

300 W

Suggested PSU

600 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

-

Power Connectors

2x 8-pin

Graphics Processor

GF114

GPU Name

Fiji

-

GPU Variant

Fiji XT C8 (215-0862040)

Fermi 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

8.9 billion

332 mm²

Die Size

596 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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