AMD Radeon 550X 640SP vs NVIDIA TITAN Xp

VS

AMD Radeon 550X 640SP

NVIDIA TITAN Xp

We compared two Desktop platform GPUs: 4GB VRAM Radeon 550X 640SP and 12GB VRAM TITAN Xp to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 640SP 's Advantages

Released 1 years late

Lower TDP (50W vs 250W)

NVIDIA TITAN Xp 's Advantages

Boost Clock has increased by 48% (1582MHz vs 1071MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (547.6GB/s vs 48.00GB/s)

3200 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X 640SP

1.371 TFLOPS

TITAN Xp +786%

12.15 TFLOPS

Radeon 550X 640SP

VS

TITAN Xp

Graphics Card

Apr 2018

Release Date

Apr 2017

Polaris

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

1405 MHz

1071 MHz

Boost Clock

1582 MHz

1500 MHz

Memory Clock

1426 MHz

Memory

4GB

Memory Size

12GB

GDDR5

Memory Type

GDDR5X

64bit

Memory Bus

384bit

48.00GB/s

Bandwidth

547.6GB/s

Render Config

10

Compute Units

-

SM Count

30

640

Shading Units

3840

40

TMUs

240

16

ROPs

96

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

256 KB

L2 Cache

3 MB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

151.9 GPixel/s

42.84 GTexel/s

Texture Rate

379.7 GTexel/s

1371 GFLOPS

FP16 (half)

189.8 GFLOPS

1371 GFLOPS

FP32 (float)

12.15 TFLOPS

85.68 GFLOPS

FP64 (double)

379.7 GFLOPS

Board Design

50W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Lexa

GPU Name

GP102

Lexa PRO (215-0904018)

GPU Variant

GP102-450-A1

GCN 4.0

Architecture

Pascal

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

16 nm

2.2 billion

Transistors

11.8 billion

103 mm²

Die Size

471 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

6.4

Shader Model

6.4

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