NVIDIA T400 4GB vs ATI Radeon HD 4850 X2

Comparative analysis of NVIDIA T400 4GB and ATI Radeon HD 4850 X2 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.

NVIDIA T400 4GB

ATI Radeon HD 4850 X2

Differences

Reasons to consider the NVIDIA T400 4GB

Videocard is newer: launch date 12 year(s) 5 month(s) later
152x more texture fill rate: 34.20 GTexel/s vs 2x 25 GTexel / s billion / sec
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 12 nm vs 55 nm
8.3x lower typical power consumption: 30 Watt vs 250 Watt
4x more maximum memory size: 4 GB vs 2x 512 MB
Around 23% better performance in PassMark - G2D Mark: 665 vs 542
3.4x better performance in PassMark - G3D Mark: 3799 vs 1132

Specifications (specs)
Launch date	6 May 2021 vs 7 November 2008
Texture fill rate	34.20 GTexel/s vs 2x 25 GTexel / s billion / sec
Manufacturing process technology	12 nm vs 55 nm
Thermal Design Power (TDP)	30 Watt vs 250 Watt
Maximum memory size	4 GB vs 2x 512 MB
Benchmarks
PassMark - G2D Mark	665 vs 542
PassMark - G3D Mark	3799 vs 1132

Reasons to consider the ATI Radeon HD 4850 X2

Around 49% higher core clock speed: 625 MHz vs 420 MHz
4.2x more pipelines: 2x 800 vs 384
Around 59% higher memory clock speed: 1990 MHz vs 1250 MHz, 10 Gbps effective

Core clock speed	625 MHz vs 420 MHz
Pipelines	2x 800 vs 384
Memory clock speed	1990 MHz vs 1250 MHz, 10 Gbps effective

Compare benchmarks

GPU 1: NVIDIA T400 4GB
GPU 2: ATI Radeon HD 4850 X2

PassMark - G2D Mark

GPU 1

GPU 2

665

542

PassMark - G3D Mark

GPU 1

GPU 2

3799

1132

Name	NVIDIA T400 4GB	ATI Radeon HD 4850 X2
PassMark - G2D Mark	665	542
PassMark - G3D Mark	3799	1132
Geekbench - OpenCL	17251

Compare specifications (specs)

	NVIDIA T400 4GB	ATI Radeon HD 4850 X2
Essentials
Architecture	Turing	TeraScale
Code name	TU117	R700
Launch date	6 May 2021	7 November 2008
Place in performance rating	273	275
Launch price (MSRP)		$420
Type		Desktop
Technical info
Boost clock speed	1425 MHz
Core clock speed	420 MHz	625 MHz
Manufacturing process technology	12 nm	55 nm
Peak Double Precision (FP64) Performance	34.20 GFLOPS (1:32)
Peak Half Precision (FP16) Performance	2.189 TFLOPS (2:1)
Peak Single Precision (FP32) Performance	1,094 GFLOPS
Pipelines	384	2x 800
Pixel fill rate	22.80 GPixel/s
Texture fill rate	34.20 GTexel/s	2x 25 GTexel / s billion / sec
Thermal Design Power (TDP)	30 Watt	250 Watt
Transistor count	4700 million	956 million
Floating-point performance		2x 1,000.0 gflops
Video outputs and ports
Display Connectors	3x mini-DisplayPort 1.4a	4x DVI, 1x S-Video
Compatibility, dimensions and requirements
Form factor	Single-slot
Interface	PCIe 3.0 x16	PCIe 2.0 x16
Recommended system power (PSU)	200 Watt
Supplementary power connectors	None	1x 6-pin + 1x 8-pin
Length		267 mm
API support
DirectX	12 (12_1)	10.1
OpenCL	3.0
OpenGL	4.6	3.3
Shader Model	6.7 (6.4)
Vulkan
Memory
Maximum RAM amount	4 GB	2x 512 MB
Memory bandwidth	80.00 GB/s	2x 63.7 GB / s
Memory bus width	64 bit	2x 256 Bit
Memory clock speed	1250 MHz, 10 Gbps effective	1990 MHz
Memory type	GDDR6	GDDR3