GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2589 MHz

TDP 160 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

GeForce RTX 3090 Ti

CORE STATE GA102

VRAM 24 GB

CLOCK SPEED 1860 MHz

TDP 450 W

BUS WIDTH 384 bit

ARCHITECTURE Ampere

nm

PROCESS 8 nm

LAUNCH DATE 2022

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,804

5,741

geekbench_metal

108,608

N/A

geekbench_opencl

82,736

205,978

geekbench_vulkan

89,263

184,015

passmark_directx_10

109

N/A

passmark_directx_11

163

N/A

passmark_directx_12

61

N/A

passmark_directx_9

194

N/A

passmark_g2d

912

N/A

passmark_g3d

16,461

N/A

passmark_gpu_compute

7,520

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600 XT

RTX 3090 Ti

Core Specs

Shading Units

2,048

10,752 +425.0%

Shaders

2,048

10,752 +425.0%

TMUs

128

336 +162.5%

ROPs

64

112 +75.0%

Compute Units

32

—

SM Count

—

84

Clocks

Base Clock

1968 MHz

1560 MHz

Boost Clock

2589 MHz

1860 MHz

Game Clock

2359 MHz

—

Memory Clock

2000 MHz 16 Gbps effective

1313 MHz 21 Gbps effective

Memory

Memory Size

8 GB

24 GB

VRAM (MB)

8,192

24,576 +200.0%

Memory Type

GDDR6

GDDR6X

Memory Bus

128 bit

384 bit

Bandwidth

256.0 GB/s

1.01 TB/s

Cache

L1 Cache

128 KB per Array

128 KB (per SM)

L2 Cache

2 MB

6 MB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

165.7 GPixel/s

208.3 GPixel/s

Texture Rate

331.4 GTexel/s

625.0 GTexel/s

FP32 (TFLOPS)

10.60 TFLOPS

40.00 TFLOPS

FP64 (TFLOPS)

662.8 GFLOPS (1:16)

625.0 GFLOPS (1:64)

FP16 (TFLOPS)

21.21 TFLOPS (2:1)

40.00 TFLOPS (1:1)

AI/RT

RT Cores

32

84 +162.5%

Tensor Cores

—

336

Power

TDP

160 W

450 W

TDP (W)

160

450 +181.3%

Suggested PSU

450 W

850 W

Power Connectors

1x 8-pin

1x 16-pin

Architecture

Architecture

RDNA 2.0

Ampere

GPU Name

Navi 23

GA102

Generation

Navi II (RX 6000)

GeForce 30

Process Size

7 nm

8 nm

Transistors

11,060 million

28,300 million

Die Size

237 mm²

628 mm²

Foundry

TSMC

Samsung

Density

46.7M / mm²

45.1M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 Ultimate (12_2)

OpenGL

4.6

4.6

Vulkan

1.4

1.4

OpenCL

2.1

3.0

CUDA

—

8.6

Shader Model

6.8

6.8

Physical

Slot Width

Dual-slot

Triple-slot

Length

190 mm 7.5 inches

336 mm 13.2 inches

Height

110 mm 4.3 inches

140 mm 5.5 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

1x HDMI 2.13x DisplayPort 1.4a

Bus Interface

PCIe 4.0 x8

PCIe 4.0 x16

Other

Launch Price

379 USD

1,999 USD

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce 20

Successor

Navi III

GeForce 40

View Radeon RX 6600 XT Details View GeForce RTX 3090 Ti Details