GPU Comparison

A

AMD

RADEON

AMD Radeon RX 6600M

CORE STATE Navi 23

VRAM 8 GB

CLOCK SPEED 2416 MHz

TDP 100 W

BUS WIDTH 128 bit

ARCHITECTURE RDNA 2.0

nm

PROCESS 7 nm

LAUNCH DATE 2021

VS

NVIDIA

GEFORCE

GeForce GTX 780 Rev. 2

CORE STATE GK110B

VRAM 3 GB

CLOCK SPEED 902 MHz

TDP 250 W

BUS WIDTH 384 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2013

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

1,495

N/A

geekbench_metal

94,242

N/A

geekbench_opencl

66,290

N/A

geekbench_vulkan

73,740

N/A

passmark_directx_10

87

N/A

passmark_directx_11

136

N/A

passmark_directx_12

52

N/A

passmark_directx_9

184

N/A

passmark_g2d

728

N/A

passmark_g3d

13,929

N/A

passmark_gpu_compute

5,646

N/A

DETAILED SPECIFICATIONS

SPECIFICATION

RX 6600M

GTX 780 Rev. 2

Core Specs

Shading Units

1,792

2,304 +28.6%

Shaders

1,792

2,304 +28.6%

TMUs

112

192 +71.4%

ROPs

64

48 -25.0%

Compute Units

28

—

Clocks

Base Clock

2068 MHz

863 MHz

Boost Clock

2416 MHz

902 MHz

Game Clock

2177 MHz

—

Memory Clock

1750 MHz 14 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

8 GB

3 GB

VRAM (MB)

8,192

3,072 -62.5%

Memory Type

GDDR6

GDDR5

Memory Bus

128 bit

384 bit

Bandwidth

224.0 GB/s

288.4 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per SMX)

L2 Cache

2 MB

1536 KB

L3 Cache

32 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

154.6 GPixel/s

43.30 GPixel/s

Texture Rate

270.6 GTexel/s

173.2 GTexel/s

FP32 (TFLOPS)

8.659 TFLOPS

4.156 TFLOPS

FP64 (TFLOPS)

541.2 GFLOPS (1:16)

173.2 GFLOPS (1:24)

FP16 (TFLOPS)

17.32 TFLOPS (2:1)

—

AI/RT

RT Cores

28

—

Power

TDP

100 W

250 W

TDP (W)

100

250 +150.0%

Suggested PSU

—

600 W

Power Connectors

None

1x 6-pin + 1x 8-pin

Architecture

Architecture

RDNA 2.0

Kepler

GPU Name

Navi 23

GK110B

Generation

Navi Mobile (RX 6000M)

GeForce 700

Process Size

7 nm

28 nm

Transistors

11,060 million

7,080 million

Die Size

237 mm²

561 mm²

Foundry

TSMC

TSMC

Density

46.7M / mm²

12.6M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_1)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

2.1

3.0

CUDA

—

3.5

Shader Model

6.8

6.5 (5.1)

Physical

Slot Width

IGP

Dual-slot

Length

—

267 mm 10.5 inches

Height

—

111 mm 4.4 inches

Outputs

Portable Device Dependent

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

Bus Interface

PCIe 4.0 x8

PCIe 3.0 x16

Other

Launch Price

—

649 USD

Production

End-of-life

End-of-life

Predecessor

Polaris Mobile

GeForce 600

Successor

—

GeForce 900

View Radeon RX 6600M Details View GeForce GTX 780 Rev. 2 Details