AMD Radeon 550X vs NVIDIA GeForce GTX 490

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon 550X and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X 's Advantages

Boost Clock1218MHz

More VRAM (2GB vs 1GB)

32 additional rendering cores

Lower TDP (50W vs 365W)

NVIDIA GeForce GTX 490 's Advantages

Larger VRAM bandwidth (164.0GB/s vs 112.0GB/s)

Score

Benchmark

FP32 (float)

Radeon 550X +6%

1.247 TFLOPS

GeForce GTX 490

1.166 TFLOPS

Radeon 550X

VS

GeForce GTX 490

Graphics Card

Mar 2019

Release Date

Unknown

Polaris

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1750 MHz

Memory Clock

854 MHz

Memory

2GB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

384bit

112.0GB/s

Bandwidth

164.0GB/s

Render Config

-

SM Count

15

8

Compute Units

-

512

Shading Units

480

32

TMUs

60

16

ROPs

48

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

Theoretical Performance

19.49 GPixel/s

Pixel Rate

18.24 GPixel/s

38.98 GTexel/s

Texture Rate

36.48 GTexel/s

1247 GFLOPS

FP16 (half)

-

1247 GFLOPS

FP32 (float)

1166 GFLOPS

77.95 GFLOPS

FP64 (double)

145.8 GFLOPS

Graphics Processor

Lexa

GPU Name

GF100

Lexa PRO (215-0904018)

GPU Variant

GF100-375-A3

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

3.1 billion

103 mm²

Die Size

529 mm²

Board Design

50W

TDP

365W

250 W

Suggested PSU

750 W

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

Outputs

3x DVI 1x mini-DisplayPort

None

Power Connectors

2x 8-pin

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

6.4

Shader Model

5.1

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