GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6650 XT

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2635 MHz

TDP 176 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2022

VS

NVIDIA

GEFORCE

GeForce GTX 660 Ti

CORE STATE GK104

VRAM 2 GB

CLOCK SPEED 980 MHz

TDP 150 W

BUS WIDTH 192 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2012

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,859

N/A

geekbench_metal

109,922

N/A

geekbench_opencl

87,548

15,095

geekbench_vulkan

93,769

15,511

passmark_directx_10

109

N/A

passmark_directx_11

169

N/A

passmark_directx_12

62

N/A

passmark_directx_9

215

N/A

passmark_g2d

918

N/A

passmark_g3d

17,166

N/A

passmark_gpu_compute

7,532

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6650 XT

GTX 660 Ti

Core Specs

Shading Units

2,048

1,344 -34.4%

Shaders

2,048

1,344 -34.4%

TMUs

128

112 -12.5%

ROPs

64

24 -62.5%

Compute Units

32

—

Clocks

Base Clock

2055 MHz

915 MHz

Boost Clock

2635 MHz

980 MHz

Game Clock

2410 MHz

—

Memory Clock

2190 MHz 17.5 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

8 GB

2 GB

VRAM (MB)

8,192

2,048 -75.0%

Memory Type

GDDR6

GDDR5

Memory Bus

128 bit

192 bit

Bandwidth

280.3 GB/s

144.2 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per SMX)

L2 Cache

2 MB

384 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

168.6 GPixel/s

27.44 GPixel/s

Texture Rate

337.3 GTexel/s

109.8 GTexel/s

FP32 (TFLOPS)

10.79 TFLOPS

2.634 TFLOPS

FP64 (TFLOPS)

674.6 GFLOPS (1:16)

109.8 GFLOPS (1:24)

FP16 (TFLOPS)

21.59 TFLOPS (2:1)

—

AI/RT

RT Cores

32

—

Power

TDP

176 W

150 W

TDP (W)

176

150 -14.8%

Suggested PSU

450 W

450 W

Power Connectors

1x 8-pin

2x 6-pin

Architecture

Architecture

RDNA 2.0

Kepler

GPU Name

Navi 23

GK104

Generation

Navi II (RX 6000)

GeForce 600

Process Size

7 nm

28 nm

Transistors

11,060 million

3,540 million

Die Size

237 mm²

294 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

12.0M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

2.1

3.0

CUDA

—

3.0

Shader Model

6.8

6.5 (5.1)

Physical

Slot Width

Dual-slot

Dual-slot

Length

—

241 mm 9.5 inches

Outputs

1x HDMI 2.13x DisplayPort 1.4a

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Launch Price

399 USD

299 USD

Production

End-of-life

End-of-life

Predecessor

Navi

GeForce 500

Successor

Navi III

GeForce 700

View Radeon RX 6650 XT Details View GeForce GTX 660 Ti Details