AMD Radeon RX Vega 64 vs AMD Radeon RX 6600

VS

AMD Radeon RX Vega 64 AMD Radeon RX 6600

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX Vega 64 and 8GB VRAM Radeon RX 6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX Vega 64 's Advantages

Larger VRAM bandwidth (483.8GB/s vs 224.0GB/s)

2304 additional rendering cores

AMD Radeon RX 6600 's Advantages

Released 4 years and 2 months late

Boost Clock has increased by 61% (2491MHz vs 1546MHz)

Lower TDP (132W vs 295W)

Score

Benchmark

FP32 (float)

Radeon RX Vega 64 +41%

12.66 TFLOPS

Radeon RX 6600

8.928 TFLOPS

3DMark Time Spy

Radeon RX Vega 64

7521

Radeon RX 6600 +7%

8083

Shadow of the Tomb Raider 2160p

Radeon RX Vega 64

31

Radeon RX 6600 +9%

34

Shadow of the Tomb Raider 1440p

Radeon RX Vega 64

62

Radeon RX 6600 +14%

71

Shadow of the Tomb Raider 1080p

Radeon RX Vega 64

92

Radeon RX 6600 +36%

126

Battlefield 5 2160p

Radeon RX Vega 64 +29%

57

Radeon RX 6600

44

Battlefield 5 1440p

Radeon RX Vega 64

95

Radeon RX 6600 +3%

98

Battlefield 5 1080p

Radeon RX Vega 64 +1%

129

Radeon RX 6600

127

GTA 5 2160p

Radeon RX Vega 64

56

Radeon RX 6600 +7%

60

GTA 5 1440p

Radeon RX Vega 64 +62%

107

Radeon RX 6600

66

Radeon RX Vega 64

VS

Radeon RX 6600

Graphics Card

Aug 2017

Release Date

Oct 2021

Vega

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1247 MHz

Base Clock

1626 MHz

1546 MHz

Boost Clock

2491 MHz

945 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

8GB

HBM2

Memory Type

GDDR6

2048bit

Memory Bus

128bit

483.8GB/s

Bandwidth

224.0GB/s

Render Config

-

SM Count

-

64

Compute Units

28

4096

Shading Units

1792

256

TMUs

112

64

ROPs

64

-

Tensor Cores

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

4 MB

L2 Cache

2 MB

Theoretical Performance

98.94 GPixel/s

Pixel Rate

159.4 GPixel/s

395.8 GTexel/s

Texture Rate

279.0 GTexel/s

25.33 TFLOPS

FP16 (half)

17.86 TFLOPS

12.66 TFLOPS

FP32 (float)

8.928 TFLOPS

791.6 GFLOPS

FP64 (double)

558.0 GFLOPS

Graphics Processor

Vega 10

GPU Name

Navi 23

Vega 10 XT (215-0894200)

GPU Variant

Navi 23 XL (215-130000016)

GCN 5.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

12.5 billion

Transistors

11.06 billion

495 mm²

Die Size

237 mm²

Board Design

295W

TDP

132W

600 W

Suggested PSU

300 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (12_1)

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

6.5

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