NVIDIA GeForce GTX 490 vs AMD Radeon RX 6300

VS

NVIDIA GeForce GTX 490

AMD Radeon RX 6300

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 2GB VRAM Radeon RX 6300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

Larger VRAM bandwidth (164.0GB/s vs 64.00GB/s)

AMD Radeon RX 6300 's Advantages

Boost Clock2040MHz

More VRAM (2GB vs 1536GB)

288 additional rendering cores

Lower TDP (32W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490

1.166 TFLOPS

Radeon RX 6300 +168%

3.133 TFLOPS

GeForce GTX 490

VS

Radeon RX 6300

Graphics Card

Unknown

Release Date

Unknown

GeForce 400

Generation

Navi II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

2040 MHz

854 MHz

Memory Clock

2000 MHz

Memory

1536MB

Memory Size

2GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

32bit

164.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

12

15

SM Count

-

480

Shading Units

768

60

TMUs

48

ROPs

32

-

RT Cores

12

64 KB (per SM)

L1 Cache

128 KB per Array

768 KB

L2 Cache

1024 KB

-

L3 Cache

8 MB

Theoretical Performance

18.24 GPixel/s

Pixel Rate

65.28 GPixel/s

36.48 GTexel/s

Texture Rate

97.92 GTexel/s

-

FP16 (half)

6.267 TFLOPS

1166 GFLOPS

FP32 (float)

3.133 TFLOPS

145.8 GFLOPS

FP64 (double)

195.8 GFLOPS

Board Design

365W

TDP

32W

750 W

Suggested PSU

200 W

3x DVI 1x mini-DisplayPort

Outputs

2x HDMI 2.1

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

Navi 24

GF100-375-A3

GPU Variant

Navi 24 XL

Fermi

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

3.1 billion

Transistors

5.4 billion

529 mm²

Die Size

107 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

2.2

N/A

Vulkan

1.3

2.0

CUDA

-

5.1

Shader Model

6.7

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