Nvidia N1 (20SM)

Graphics Processor: GB20B
Cores: 2560
TMUs / ROPs: 160 / 24

Compare Nvidia N1 (20SM) with other GPUs

Please note that the tests on the Nvidia N1 (20SM) are done on an engineering sample provided by our insiders. The data will be more accurate after the final version of this GPU is available.

Test in Benchmarks

Performance tests in graphics benchmarks and applications

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Artificial Intelligence Tests

Performance in machine learning and artificial intelligence tasks

Specifications

Detailed technical specifications of the Nvidia N1 (20SM)

General

Vendor	Nvidia
Build	Discrete
Released	June 1, 2026
Case	Laptop
Purpose	Professional
Segment	Entry-level
Architecture	Blackwell (N1x)
GPU Codename	GB20B

Graphics Processing Unit

Base Clock	1665 MHz
Boost Clock	2418 MHz
Shading Units	2560
Texture Mapping Units (TMUs)	160
Render Output Units (ROPs)	24
Compute Units (Pipelines)	20
Tensor Cores	80
Ray-tracing Cores	20
L1 Cache	128KB per cluster
L2 Cache	50MB shared
Instructions Per Cycle	2 IPC

Raw Performance

Pixel Fill Rate	58 GPixel/s
Texture Fill Rate	387 GTexel/s

FLOPS (FP32)

12.4 TFLOPS

Physical

Interface	PCIe 5.0 x16
Manufacturing	TSMC
Fabrication Process	5 nm

Memory

Memory Type	System Shared
Bus	256-bit
ECC	No

Memory Bandwidth

273.2 GB/s

API

OpenCL	3.0
CUDA	12.1
Ray Tracing	Yes

Competitors

1. Nvidia N1 (20SM) vs Nvidia N1 (16SM)

2. Nvidia N1 (20SM) vs Nvidia N1X (40SM)

3. Nvidia N1 (20SM) vs Intel Arc B370

4. Nvidia N1 (20SM) vs Apple M5 Pro GPU (20-core)

5. Nvidia N1 (20SM) vs Apple M4 Pro GPU (16-core)

6. Nvidia N1 (20SM) vs Apple M3 Pro GPU (18-core)

7. Nvidia N1 (20SM) vs Radeon 8060S

8. Nvidia N1 (20SM) vs Radeon 880M