GPU Comparison

A

AMD

RADEON

AMD Radeon RX 7800M

CORE STATE Navi 32

VRAM 12 GB

CLOCK SPEED 2335 MHz

TDP 180 W

BUS WIDTH 192 bit

ARCHITECTURE RDNA 3.0

nm

PROCESS 5 nm

LAUNCH DATE 2024

VS

NVIDIA

GEFORCE

GeForce GTX 660

CORE STATE GK106

VRAM 2 GB

CLOCK SPEED 1032 MHz

TDP 140 W

BUS WIDTH 192 bit

ARCHITECTURE Kepler

nm

PROCESS 28 nm

LAUNCH DATE 2012

PERFORMANCE BENCHMARKS

3dmark_3dmark_steel_nomad_dx12

3,073

N/A

geekbench_opencl

121,647

11,347

geekbench_metal

N/A

4,284

geekbench_vulkan

N/A

11,368

DETAILED SPECIFICATIONS

SPECIFICATION

RX 7800M

GTX 660

Core Specs

Shading Units

3,840

960 -75.0%

Shaders

3,840

960 -75.0%

TMUs

240

80 -66.7%

ROPs

96

24 -75.0%

Compute Units

60

—

Clocks

Base Clock

1295 MHz

980 MHz

Boost Clock

2335 MHz

1032 MHz

Game Clock

2145 MHz

—

Memory Clock

2250 MHz 18 Gbps effective

1502 MHz 6 Gbps effective

Memory

Memory Size

12 GB

2 GB

VRAM (MB)

12,288

2,048 -83.3%

Memory Type

GDDR6

GDDR5

Memory Bus

192 bit

192 bit

Bandwidth

432.0 GB/s

144.2 GB/s

Cache

L1 Cache

128 KB per Array

16 KB (per SMX)

L2 Cache

4 MB

384 KB

L3 Cache

48 MB

—

L0 Cache

32 KB per WGP

—

Performance

Pixel Rate

224.2 GPixel/s

20.64 GPixel/s

Texture Rate

560.4 GTexel/s

82.56 GTexel/s

FP32 (TFLOPS)

35.87 TFLOPS

1.981 TFLOPS

FP64 (TFLOPS)

1,120.8 GFLOPS (1:32)

82.56 GFLOPS (1:24)

FP16 (TFLOPS)

71.73 TFLOPS (2:1)

—

AI/RT

RT Cores

60

—

Power

TDP

180 W

140 W

TDP (W)

180

140 -22.2%

Suggested PSU

—

300 W

Power Connectors

None

1x 6-pin

Architecture

Architecture

RDNA 3.0

Kepler

GPU Name

Navi 32

GK106

Codename

Wheat Nas

—

Generation

Navi Mobile (RX 7000M)

GeForce 600

Process Size

5 nm

28 nm

Transistors

28,100 million

2,540 million

Die Size

346 mm²

221 mm²

Foundry

TSMC

TSMC

Density

81.2M / mm²

11.5M / mm²

API Support

DirectX

12 Ultimate (12_2)

12 (11_0)

OpenGL

4.6

4.6

Vulkan

1.4

1.2.175

OpenCL

2.2

3.0

CUDA

—

3.0

Shader Model

6.8

6.5 (5.1)

Physical

Slot Width

IGP

Dual-slot

Length

—

241 mm 9.5 inches

Outputs

Portable Device Dependent

2x DVI1x HDMI 1.4a1x DisplayPort 1.2

Bus Interface

PCIe 4.0 x16

PCIe 3.0 x16

Other

Launch Price

—

229 USD

Production

Active

End-of-life

Predecessor

Polaris Mobile

GeForce 500

Successor

—

GeForce 700

View Radeon RX 7800M Details View GeForce GTX 660 Details