AMD Radeon RX 550X 640SP vs NVIDIA GeForce GTX 780 Ti 6 GB

VS

AMD Radeon RX 550X 640SP

NVIDIA GeForce GTX 780 Ti 6 GB

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 6GB VRAM GeForce GTX 780 Ti 6 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 640SP 's Advantages

Boost Clock has increased by 15% (1071MHz vs 928MHz)

Lower TDP (60W vs 250W)

NVIDIA GeForce GTX 780 Ti 6 GB 's Advantages

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (336.6GB/s vs 96.00GB/s)

2240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP

1.371 TFLOPS

GeForce GTX 780 Ti 6 GB +289%

5.345 TFLOPS

Radeon RX 550X 640SP

VS

GeForce GTX 780 Ti 6 GB

Graphics Card

Apr 2018

Release Date

Unknown

Polaris

Generation

GeForce 700

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1019 MHz

Base Clock

875 MHz

1071 MHz

Boost Clock

928 MHz

1500 MHz

Memory Clock

1753 MHz

Memory

2GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

96.00GB/s

Bandwidth

336.6GB/s

Render Config

10

Compute Units

-

640

Shading Units

2880

40

TMUs

240

16

ROPs

48

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

1024 KB

L2 Cache

1536 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

55.68 GPixel/s

42.84 GTexel/s

Texture Rate

222.7 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

5.345 TFLOPS

85.68 GFLOPS

FP64 (double)

222.7 GFLOPS

Board Design

60W

TDP

250W

250 W

Suggested PSU

600 W

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

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Baffin

GPU Name

GK110B

Baffin LE

GPU Variant

-

GCN 4.0

Architecture

Kepler

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

3 billion

Transistors

7.08 billion

123 mm²

Die Size

561 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

6.4

Shader Model

5.1

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