NVIDIA GeForce GT 645 OEM vs AMD Radeon R7 350X OEM

VS

NVIDIA GeForce GT 645 OEM

AMD Radeon R7 350X OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 645 OEM and 4GB VRAM Radeon R7 350X OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 645 OEM 's Advantages

Larger VRAM bandwidth (91.87GB/s vs 32.00GB/s)

AMD Radeon R7 350X OEM 's Advantages

Released 3 years and 1 months late

Boost Clock1050MHz

More VRAM (4GB vs 1024GB)

96 additional rendering cores

Lower TDP (65W vs 102W)

Score

Benchmark

FP32 (float)

GeForce GT 645 OEM +10%

0.894 TFLOPS

Radeon R7 350X OEM

0.806 TFLOPS

GeForce GT 645 OEM

VS

Radeon R7 350X OEM

Graphics Card

Apr 2012

Release Date

May 2015

GeForce 600

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1050 MHz

957 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

4GB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

91.87GB/s

Bandwidth

32.00GB/s

Render Config

-

Compute Units

6

SM Count

-

288

Shading Units

384

48

TMUs

24

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

256 KB

-

Theoretical Performance

9.312 GPixel/s

Pixel Rate

8.400 GPixel/s

37.25 GTexel/s

Texture Rate

25.20 GTexel/s

-

894.0 GFLOPS

FP32 (float)

806.4 GFLOPS

74.50 GFLOPS

FP64 (double)

50.40 GFLOPS

Board Design

102W

TDP

65W

300 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

-

Power Connectors

None

Graphics Processor

GF114

GPU Name

Oland

-

GPU Variant

Oland XT (215-0837000)

Fermi 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

0.95 billion

332 mm²

Die Size

77 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

5.1

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