AMD Radeon RX 460 vs AMD Radeon RX 6600 XT

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 460 and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 460 's Advantages

Lower TDP (75W vs 160W)

AMD Radeon RX 6600 XT 's Advantages

Released 4 years and 11 months late

Boost Clock has increased by 116% (2589MHz vs 1200MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 112.0GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 460

2.15 TFLOPS

Radeon RX 6600 XT +393%

10.6 TFLOPS

3DMark Time Spy

Radeon RX 460

1727

Radeon RX 6600 XT +454%

9577

Shadow of the Tomb Raider 2160p

Radeon RX 460

3

Radeon RX 6600 XT +1166%

38

Shadow of the Tomb Raider 1440p

Radeon RX 460

12

Radeon RX 6600 XT +500%

72

Shadow of the Tomb Raider 1080p

Radeon RX 460

22

Radeon RX 6600 XT +440%

119

Radeon RX 460

VS

Radeon RX 6600 XT

Graphics Card

Aug 2016

Release Date

Jul 2021

Arctic Islands

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1090 MHz

Base Clock

1968 MHz

1200 MHz

Boost Clock

2589 MHz

1750 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

256.0GB/s

Render Config

-

SM Count

-

14

Compute Units

32

896

Shading Units

2048

56

TMUs

128

16

ROPs

64

-

Tensor Cores

-

RT Cores

32

16 KB (per CU)

L1 Cache

128 KB per Array

1024 KB

L2 Cache

2 MB

Theoretical Performance

19.20 GPixel/s

Pixel Rate

165.7 GPixel/s

67.20 GTexel/s

Texture Rate

331.4 GTexel/s

2.150 TFLOPS

FP16 (half)

21.21 TFLOPS

2.150 TFLOPS

FP32 (float)

10.60 TFLOPS

134.4 GFLOPS

FP64 (double)

662.8 GFLOPS

Graphics Processor

Baffin

GPU Name

Navi 23

Baffin PRO

GPU Variant

Navi 23 XT (215-130000006)

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

3 billion

Transistors

11.06 billion

123 mm²

Die Size

237 mm²

Board Design

75W

TDP

160W

250 W

Suggested PSU

450 W

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

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

6.4

Shader Model

6.7

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