AMD Radeon RX 7900M vs Leadtek WinFast GTX 660 Ti

Comparison of AMD Radeon RX 7900M with 16 GB GDDR6 and 4,608 cores vs Leadtek WinFast GTX 660 Ti with 2 GB GDDR5 and 1,344 cores.

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Performance Rating

AMD Radeon RX 7900M outperforms Leadtek WinFast GTX 660 Ti by 710.48% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

AMD Radeon RX 7900M

17.0

AMD Radeon RX 7900M

17.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

Leadtek WinFast GTX 660 Ti

2.1

Leadtek WinFast GTX 660 Ti

2.1

Contents:

Memory ML Performance Compute Power Architecture & Compatibility ML Software Support Clocks & Performance Power Consumption Rendering Additional

Memory

Memory Size

🔥 +700% 16 ГБ
2 ГБ

Memory Type

GDDR6 GDDR5

Memory Bandwidth

576.0 GB/s 144.2 GB/s

Memory Bus Width

256 бит 192 бит

ML Performance

FP16 (Half Precision)

🔥 77.05 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +1,362% 38.52 TFLOPS
2.634 TFLOPS

FP64 (Double Precision)

🔥 +1,096,539,062% 1,204,000.0 TFLOPS
0.1098 TFLOPS

CUDA Cores

🔥 +243% 4,608
1,344

RT Cores

🔥 72
No

Architecture & Compatibility

GPU Architecture

RDNA 3.0 Kepler

SM (Streaming Multiprocessor)

No No

PCIe Version

PCIe 4.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

No 3.0

Clocks & Performance

Base Clock

🔥 +99% 1,825
915

Boost Clock

🔥 +113% 2,090
980

Memory Clock

🔥 +50% 2,250
1,502

Power Consumption

TDP/TGP

180 W
🔥 -17% 150 W

Recommended PSU

No 450 W

Power Connector

None 2x 6-pin

Rendering

Texture Units (TMU)

🔥 +157% 288
112

ROP

🔥 72
No

L2 Cache

🔥 6 MB
384 KB

Additional

Slots

IGP Dual-slot

Release Date

Oct. 19, 2023 Oct. 10, 2012

Display Outputs

Portable Device Dependent
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

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