NVIDIA A800 PCIe 80 GB vs AMD Radeon RX 7800 XT

Comparative analysis of NVIDIA A800 PCIe 80 GB and AMD Radeon RX 7800 XT 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: Geekbench - OpenCL, PassMark - G2D Mark, PassMark - G3D Mark, 3DMark Fire Strike - Graphics Score, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

NVIDIA A800 PCIe 80 GB

AMD Radeon RX 7800 XT

Differences

Reasons to consider the NVIDIA A800 PCIe 80 GB

Around 4% higher texture fill rate: 609.1 GTexel/s vs 583.2 GTexel/s
Around 80% higher pipelines: 6912 vs 3840
Around 5% lower typical power consumption: 250 Watt vs 263 Watt
5x more maximum memory size: 80 GB vs 16 GB
Around 56% better performance in Geekbench - OpenCL: 218560 vs 140194

Specifications (specs)
Texture fill rate	609.1 GTexel/s vs 583.2 GTexel/s
Pipelines	6912 vs 3840
Thermal Design Power (TDP)	250 Watt vs 263 Watt
Maximum memory size	80 GB vs 16 GB
Benchmarks
Geekbench - OpenCL	218560 vs 140194

Reasons to consider the AMD Radeon RX 7800 XT

Videocard is newer: launch date 9 month(s) later
Around 22% higher core clock speed: 1295 MHz vs 1065 MHz
Around 72% higher boost clock speed: 2430 MHz vs 1410 MHz
A newer manufacturing process allows for a more powerful, yet cooler running videocard: 5 nm vs 7 nm
Around 61% higher memory clock speed: 2438 MHz, 19.5 Gbps effective vs 1512 MHz, 3 Gbps effective

Launch date	25 Aug 2023 vs 8 Nov 2022
Core clock speed	1295 MHz vs 1065 MHz
Boost clock speed	2430 MHz vs 1410 MHz
Manufacturing process technology	5 nm vs 7 nm
Memory clock speed	2438 MHz, 19.5 Gbps effective vs 1512 MHz, 3 Gbps effective

Compare benchmarks

GPU 1: NVIDIA A800 PCIe 80 GB
GPU 2: AMD Radeon RX 7800 XT

Geekbench - OpenCL

GPU 1

GPU 2

218560

140194

Name	NVIDIA A800 PCIe 80 GB	AMD Radeon RX 7800 XT
Geekbench - OpenCL	218560	140194
PassMark - G2D Mark		1125
PassMark - G3D Mark		24254
3DMark Fire Strike - Graphics Score		20048
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		500.918
CompuBench 1.5 Desktop - T-Rex (Frames/s)		43.482
CompuBench 1.5 Desktop - Video Composition (Frames/s)		530.303
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2259.753

Compare specifications (specs)

	NVIDIA A800 PCIe 80 GB	AMD Radeon RX 7800 XT
Essentials
Architecture	Ampere	RDNA 3.0
Code name	GA100	Navi 32
Launch date	8 Nov 2022	25 Aug 2023
Place in performance rating	23	26
Technical info
Boost clock speed	1410 MHz	2430 MHz
Core clock speed	1065 MHz	1295 MHz
Manufacturing process technology	7 nm	5 nm
Pipelines	6912	3840
Pixel fill rate	225.6 GPixel/s	233.3 GPixel/s
Texture fill rate	609.1 GTexel/s	583.2 GTexel/s
Thermal Design Power (TDP)	250 Watt	263 Watt
Transistor count	54200 million	28100 million
Compute units		60
Video outputs and ports
Display Connectors	No outputs	1x HDMI 2.1a, 3x DisplayPort 2.1
Compatibility, dimensions and requirements
Form factor	Dual-slot	Dual-slot
Interface	PCIe 4.0 x16	PCIe 4.0 x16
Length	267 mm, 10.5 inches	267 mm, 10.5 inches
Recommended system power (PSU)	600 Watt	600 Watt
Supplementary power connectors	8-pin EPS	2x 8-pin
Width	111 mm, 4.4 inches	111 mm, 4.4 inches
Height		50 mm, 2 inches
API support
OpenCL	3.0	2.2
DirectX		12 Ultimate (12_2)
OpenGL		4.6
Shader Model		6.7
Vulkan
Memory
Maximum RAM amount	80 GB	16 GB
Memory bandwidth	1.94 TB/s	624.1 GB/s
Memory bus width	5120 bit	256 bit
Memory clock speed	1512 MHz, 3 Gbps effective	2438 MHz, 19.5 Gbps effective
Memory type	HBM2e	GDDR6