NVIDIA GeForce GTX 490 vs AMD Radeon RX 6750 XT

VS

NVIDIA GeForce GTX 490

AMD Radeon RX 6750 XT

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 12GB VRAM Radeon RX 6750 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6750 XT 's Advantages

Boost Clock2600MHz

More VRAM (12GB vs 1536GB)

Larger VRAM bandwidth (432.0GB/s vs 164.0GB/s)

2080 additional rendering cores

Lower TDP (250W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490

1.166 TFLOPS

Radeon RX 6750 XT +1041%

13.31 TFLOPS

GeForce GTX 490

VS

Radeon RX 6750 XT

Graphics Card

Unknown

Release Date

Mar 2022

GeForce 400

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2150 MHz

-

Boost Clock

2600 MHz

854 MHz

Memory Clock

2250 MHz

Memory

1536MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

192bit

164.0GB/s

Bandwidth

432.0GB/s

Render Config

-

Compute Units

40

15

SM Count

-

480

Shading Units

2560

60

TMUs

160

48

ROPs

64

-

RT Cores

40

64 KB (per SM)

L1 Cache

128 KB per Array

768 KB

L2 Cache

3 MB

-

L3 Cache

96 MB

Theoretical Performance

18.24 GPixel/s

Pixel Rate

166.4 GPixel/s

36.48 GTexel/s

Texture Rate

416.0 GTexel/s

-

FP16 (half)

26.62 TFLOPS

1166 GFLOPS

FP32 (float)

13.31 TFLOPS

145.8 GFLOPS

FP64 (double)

832.0 GFLOPS

Board Design

365W

TDP

250W

750 W

Suggested PSU

600 W

3x DVI 1x mini-DisplayPort

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GF100

GPU Name

Navi 22

GF100-375-A3

GPU Variant

Navi 22 KXT (215-127000144)

Fermi

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

3.1 billion

Transistors

17.2 billion

529 mm²

Die Size

335 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.3

2.0

CUDA

-

5.1

Shader Model

6.5

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