NVIDIA B300 vs ZOTAC GTX 660 Ti AMP! Edition

Comparison NVIDIA B300 with 144 GB HBM3e and 18,944 cores vs ZOTAC GTX 660 Ti AMP! Edition with 2 GB GDDR5 and 1,344 cores.

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Performance Rating

NVIDIA B300 outperforms ZOTAC GTX 660 Ti AMP! Edition by 3,041.05% in the overall GPU ARK performance rating

A100 A100
H200 H200
MI325X MI325X

NVIDIA B300

71.9

NVIDIA B300

71.9
RX 7900 XTX RX 7900 XTX
MI250 MI250
Instinct MI300X Instinct MI300X

ZOTAC GTX 660 Ti AMP! Edition

2.3

ZOTAC GTX 660 Ti AMP! Edition

2.3

Expert Comparison

NVIDIA B300 значительно превосходит ZOTAC GTX 660 Ti по многим параметрам: имеет больше ядер, больший объем и скорость памяти, большую пропускную способность и гораздо более высокую производительность в FP32. B300 подходит для современных игр и вычислений, тогда как GTX 660 Ti больше подходит для старых игр и базовых задач.

Contents:

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

Memory

Memory Size

🔥 +7,100% 144 ГБ ×2 (288 ГБ)
2 GB

Memory Type

HBM3e GDDR5

Memory Bandwidth

🔥 4.10 TB/s ×2 (8.2 TB/s)
158.6 GB/s

Memory Bus Width

4,096 бит ×2 (8192 бит) 192 бит

ML Performance

FP16 (Half Precision)

🔥 1.2318 TFLOPS
No

BF16 (Brain Float)

No No

TF32 (TensorFloat)

No No

Compute Power

FP32 (Single Precision)

🔥 +2,480% 76.99 TFLOPS
2.984 TFLOPS

FP64 (Double Precision)

🔥 +868% 1.2029 TFLOPS
0.1243 TFLOPS

CUDA Cores

🔥 +1,310% 18,944 ×2 (37888)
1,344

RT Cores

No No

Architecture & Compatibility

GPU Architecture

Blackwell Ultra Kepler

SM (Streaming Multiprocessor)

🔥 148
No

PCIe Version

PCIe 5.0 x16 PCIe 3.0 x16

ML Software Support

CUDA Version

🔥 10.3
3.0

CUDA Toolkit (first supported)

v12 v5

CUDA Toolkit (deprecated)

v10

CUDA Toolkit (support removed)

v11

CUDA Toolkit status

Supported Removed

Clocks & Performance

Base Clock

🔥 +61% 1,665
1,032

Boost Clock

🔥 +83% 2,032
1,110

Memory Clock

🔥 +21% 2,000
1,652

Power Consumption

Recommended PSU

1800 W
🔥 -75% 450 W

Power Connector

No 2x 6-pin

TDP/TGP

1400 W
🔥 -89% 150 W

Rendering

Texture Units (TMU)

🔥 +429% 592 ×2 (1184)
112

ROP

No No

L2 Cache

🔥 50 MB
384 KB

Additional

Slots

🔥 SXM Module
Dual-slot

Release Date

Sept. 11, 2025 Aug. 16, 2012

Display Outputs

No outputs
2x DVI
1x HDMI 1.4a
1x DisplayPort 1.2

2x DVI
2x DisplayPort 1.2

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