NVIDIA T400 4GB vs AMD Radeon RX 6400

Comparative analysis of NVIDIA T400 4GB and AMD Radeon RX 6400 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, 3DMark Fire Strike - Graphics Score.

NVIDIA T400 4GB

AMD Radeon RX 6400

Differences

Reasons to consider the NVIDIA T400 4GB

Around 77% lower typical power consumption: 30 Watt vs 53 Watt

Thermal Design Power (TDP)	30 Watt vs 53 Watt

Reasons to consider the AMD Radeon RX 6400

Videocard is newer: launch date 8 month(s) later
4.6x more core clock speed: 1923 MHz vs 420 MHz
Around 63% higher boost clock speed: 2321 MHz vs 1425 MHz
3.3x more texture fill rate: 111.4 GTexel/s vs 34.20 GTexel/s
2x more pipelines: 768 vs 384
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 6 nm vs 12 nm
Around 60% higher memory clock speed: 2000 MHz, 16 Gbps effective vs 1250 MHz, 10 Gbps effective
Around 8% better performance in PassMark - G2D Mark: 717 vs 665
2x better performance in PassMark - G3D Mark: 7651 vs 3799
Around 91% better performance in Geekbench - OpenCL: 33004 vs 17251

Specifications (specs)
Launch date	19 Jan 2022 vs 6 May 2021
Core clock speed	1923 MHz vs 420 MHz
Boost clock speed	2321 MHz vs 1425 MHz
Texture fill rate	111.4 GTexel/s vs 34.20 GTexel/s
Pipelines	768 vs 384
Manufacturing process technology	6 nm vs 12 nm
Memory clock speed	2000 MHz, 16 Gbps effective vs 1250 MHz, 10 Gbps effective
Benchmarks
PassMark - G2D Mark	717 vs 665
PassMark - G3D Mark	7651 vs 3799
Geekbench - OpenCL	33004 vs 17251

Compare benchmarks

GPU 1: NVIDIA T400 4GB
GPU 2: AMD Radeon RX 6400

PassMark - G2D Mark

GPU 1

GPU 2

665

717

PassMark - G3D Mark

GPU 1

GPU 2

3799

7651

Geekbench - OpenCL

GPU 1

GPU 2

17251

33004

Name	NVIDIA T400 4GB	AMD Radeon RX 6400
PassMark - G2D Mark	665	717
PassMark - G3D Mark	3799	7651
Geekbench - OpenCL	17251	33004
3DMark Fire Strike - Graphics Score		176

Compare specifications (specs)

	NVIDIA T400 4GB	AMD Radeon RX 6400
Essentials
Architecture	Turing	RDNA 2.0
Code name	TU117	Navi 24
Launch date	6 May 2021	19 Jan 2022
Place in performance rating	273	279
Technical info
Boost clock speed	1425 MHz	2321 MHz
Core clock speed	420 MHz	1923 MHz
Manufacturing process technology	12 nm	6 nm
Peak Double Precision (FP64) Performance	34.20 GFLOPS (1:32)	222.8 GFLOPS (1:16)
Peak Half Precision (FP16) Performance	2.189 TFLOPS (2:1)	7.130 TFLOPS (2:1)
Peak Single Precision (FP32) Performance	1,094 GFLOPS	3.565 TFLOPS
Pipelines	384	768
Pixel fill rate	22.80 GPixel/s	74.27 GPixel/s
Texture fill rate	34.20 GTexel/s	111.4 GTexel/s
Thermal Design Power (TDP)	30 Watt	53 Watt
Transistor count	4700 million	5400 million
Compute units		12
Video outputs and ports
Display Connectors	3x mini-DisplayPort 1.4a	1x HDMI 2.1, 1x DisplayPort 1.4a
Compatibility, dimensions and requirements
Form factor	Single-slot	Single-slot
Interface	PCIe 3.0 x16	PCIe 4.0 x4
Recommended system power (PSU)	200 Watt	250 Watt
Supplementary power connectors	None	None
API support
DirectX	12 (12_1)	12 Ultimate (12_2)
OpenCL	3.0	2.2
OpenGL	4.6	4.6
Shader Model	6.7 (6.4)	6.7
Vulkan
Memory
Maximum RAM amount	4 GB	4 GB
Memory bandwidth	80.00 GB/s	128.0 GB/s
Memory bus width	64 bit	64 bit
Memory clock speed	1250 MHz, 10 Gbps effective	2000 MHz, 16 Gbps effective
Memory type	GDDR6	GDDR6