B200 SXM 192 GB vs GeForce RTX 4090 Mobile

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Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking18not rated
Place by popularitynot in top-100not in top-100
Power efficiency41.19no data
ArchitectureAda Lovelace (2022−2024)Blackwell (2024)
GPU code nameAD103GB100
Market segmentLaptopWorkstation
Release date3 January 2023 (1 year ago)2024 (recently)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores972816896
Core clock speed1335 MHz1665 MHz
Boost clock speed1695 MHz1837 MHz
Number of transistors45,900 million208,000 million
Manufacturing process technology4 nm5 nm
Power consumption (TDP)120 Watt1000 Watt
Texture fill rate515.3969.9
Floating-point processing power32.98 TFLOPS62.08 TFLOPS
ROPs11224
TMUs304528
Tensor Cores304528
Ray Tracing Cores76no data

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizelargeno data
InterfacePCIe 4.0 x16PCIe 5.0 x16
Widthno dataSXM Module

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeGDDR6HBM3e
Maximum RAM amount16 GB96 GB
Memory bus width256 Bit4096 Bit
Memory clock speed2250 MHz2000 MHz
Memory bandwidth576.0 GB/s4.1 TB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsPortable Device DependentNo outputs

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 Ultimate (12_2)N/A
Shader Model6.7N/A
OpenGL4.6N/A
OpenCL3.03.0
Vulkan1.3N/A
CUDA8.99.0

Pros & cons summary


Maximum RAM amount 16 GB 96 GB
Chip lithography 4 nm 5 nm
Power consumption (TDP) 120 Watt 1000 Watt

RTX 4090 Mobile has a 25% more advanced lithography process, and 733.3% lower power consumption.

B200 SXM 192 GB, on the other hand, has a 500% higher maximum VRAM amount.

We couldn't decide between GeForce RTX 4090 Mobile and B200 SXM 192 GB. We've got no test results to judge.

Be aware that GeForce RTX 4090 Mobile is a notebook card while B200 SXM 192 GB is a workstation one.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce RTX 4090 Mobile
GeForce RTX 4090 Mobile
NVIDIA B200 SXM 192 GB
B200 SXM 192 GB

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Community ratings

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3.6 666 votes

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