T400 4 GB vs Quadro P2000 Mobile

Place in the ranking	330	453
Place by popularity	not in top-100	not in top-100
Power efficiency	14.80	22.51
Architecture	Pascal (2016−2021)	Turing (2018−2022)
GPU code name	GP106	TU117
Market segment	Mobile workstation	Workstation
Release date	15 February 2019 (5 years ago)	6 May 2021 (3 years ago)

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 cores	1152	384
Core clock speed	1291 MHz	420 MHz
Boost clock speed	1291 MHz	1425 MHz
Number of transistors	4,400 million	4,700 million
Manufacturing process technology	16 nm	12 nm
Power consumption (TDP)	75 Watt	30 Watt
Texture fill rate	92.95	34.20
Floating-point processing power	2.974 TFLOPS	1.094 TFLOPS
ROPs	32	16
TMUs	72	24

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 size	medium sized	no data
Interface	PCIe 3.0 x16	PCIe 3.0 x16
Width	no data	1-slot
Supplementary power connectors	no data	None

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 type	GDDR5	GDDR6
Maximum RAM amount	3.75 GB	4 GB
Memory bus width	128 Bit	64 Bit
Memory clock speed	1502 MHz	1250 MHz
Memory bandwidth	96.13 GB/s	80 GB/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 Connectors

No outputs

3x mini-DisplayPort

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

Optimus

API compatibility

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

DirectX	12 (12_1)	12 (12_1)
Shader Model	6.4	6.6
OpenGL	4.6	4.6
OpenCL	1.2	3.0
Vulkan	1.2	1.2
CUDA	6.1	7.5

Gaming performance

Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.

Pros & cons summary

Performance score	16.03	9.75
Recency	15 February 2019	6 May 2021
Maximum RAM amount	3.75 GB	4 GB
Chip lithography	16 nm	12 nm
Power consumption (TDP)	75 Watt	30 Watt

P2000 Mobile has a 64.4% higher aggregate performance score.

T400 4 GB, on the other hand, has an age advantage of 2 years, a 6.7% higher maximum VRAM amount, a 33.3% more advanced lithography process, and 150% lower power consumption.

The Quadro P2000 Mobile is our recommended choice as it beats the T400 4 GB in performance tests.

Be aware that Quadro P2000 Mobile is a mobile workstation card while T400 4 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.