AMD Radeon RX 550 640SP vs NVIDIA GeForce GTX 650

VS

AMD Radeon RX 550 640SP

NVIDIA GeForce GTX 650

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 640SP and 1024MB VRAM GeForce GTX 650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 640SP 's Advantages

Released 5 years and 1 months late

Boost Clock1071MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (96.00GB/s vs 80.00GB/s)

256 additional rendering cores

Lower TDP (60W vs 65W)

Score

Benchmark

FP32 (float)

Radeon RX 550 640SP +68%

1.371 TFLOPS

GeForce GTX 650

0.812 TFLOPS

Radeon RX 550 640SP

VS

GeForce GTX 650

Graphics Card

Oct 2017

Release Date

Sep 2012

Polaris

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

80.00GB/s

Render Config

10

Compute Units

-

640

Shading Units

384

40

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

8.464 GPixel/s

42.84 GTexel/s

Texture Rate

33.86 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

812.5 GFLOPS

85.68 GFLOPS

FP64 (double)

33.86 GFLOPS

Board Design

60W

TDP

65W

250 W

Suggested PSU

250 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

2x DVI 1x mini-HDMI 1.4a

None

Power Connectors

1x 6-pin

Graphics Processor

Baffin

GPU Name

GK107

Baffin LE

GPU Variant

GK107-450-A2

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

1.27 billion

123 mm²

Die Size

118 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.4

Shader Model

5.1

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