Sapphire NITRO+ RX 7900 XTX Vapor-X vs SPARKLE GTX 660 Ti

Comparison of Sapphire NITRO+ RX 7900 XTX Vapor-X with 24 GB GDDR6 and 6,144 cores vs SPARKLE GTX 660 Ti with 2 GB GDDR5 and 1,344 cores.

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Performance Rating

Sapphire NITRO+ RX 7900 XTX Vapor-X outperforms SPARKLE GTX 660 Ti by 1,234.76% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0

Sapphire NITRO+ RX 7900 XTX Vapor-X

28.0
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

SPARKLE GTX 660 Ti

2.1

SPARKLE 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

🔥 +1,100% 24 ГБ
2 ГБ

Memory Type

GDDR6 GDDR5

Memory Bandwidth

960.0 GB/s 144.2 GB/s

Memory Bus Width

384 бит 192 бит

ML Performance

FP16 (Half Precision)

🔥 131.7 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +2,400% 65.86 TFLOPS
2.634 TFLOPS

FP64 (Double Precision)

🔥 +1,774% 2.058 TFLOPS
0.1098 TFLOPS

CUDA Cores

🔥 +357% 6,144
1,344

RT Cores

🔥 96
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

🔥 +132% 2,119
915

Boost Clock

🔥 +173% 2,680
980

Memory Clock

🔥 +66% 2,500
1,502

Power Consumption

TDP/TGP

420 W
🔥 -64% 150 W

Recommended PSU

800 W
🔥 -44% 450 W

Power Connector

3x 8-pin 2x 6-pin

Rendering

Texture Units (TMU)

🔥 +243% 384
112

ROP

🔥 96
No

L2 Cache

🔥 6 MB
384 KB

Additional

Slots

Quad-slot Dual-slot

Release Date

Nov. 3, 2022 Aug. 16, 2012

Display Outputs

1x HDMI 2.1a
2x DisplayPort 2.1
1x USB Type-C

2x HDMI 2.1a
2x DisplayPort 2.1
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

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