AMD Radeon RX 7900 XT vs Nvidia A100 PCIe


AMD Radeon RX 7900 XT on Amazon USA
Nvidia A100 PCIe on Amazon USA

Comparison of the technical characteristics between the graphics cards, with AMD Radeon RX 7900 XT on one side and Nvidia A100 PCIe on the other side. The first is dedicated to the desktop sector, it has 12288 shading units, a maximum frequency of 2.7 GHz, its lithography is 5 nm. The second is used on the desktop segment, it includes 6912 shading units, a maximum frequency of 1.4 GHz, its lithography is 7 nm. The following table also compares the boost clock, the number of shading units (if indicated), of execution units, the amount of cache memory, the maximum memory capacity, the memory bus width, the release date, the number of PCIe lanes, the values ​​obtained in various benchmarks.







Specifications:


Warning: the information concerning AMD Radeon RX 7900 XT comes in part from rumor-based sources.


Graphics card AMD Radeon RX 7900 XT Nvidia A100 PCIe
Market (main) Desktop Desktop
Release date Q4 2022 Q2 2020
Model number Navi 31 XT A100 PCIe
GPU name Navi 31 GA100
Architecture RDNA 3.0 Ampere
Generation Navi III RX 7000 Tesla Axx
Lithography 5 nm 7 nm
Bus interface PCIe 4.0 x16 PCIe 4.0 x16
GPU base clock 2.50 GHz 765 MHz
GPU boost clock 2.70 GHz 1.41 GHz
Memory frequency 2,250 MHz 1,215 MHz
Effective memory speed 18 GB/s 2.4 GB/s
Memory size 24 GB 40 GB
Memory type GDDR6 HBM2e
Memory bus 384 bit 5120 bit
Memory bandwidth 864.0 GB/s 1,555.0 GB/s
TDP 300 W 250 W
Suggested PSU750W ATX Power Supply 650W ATX Power Supply
Multicard technology - NVLink
Cores (compute units, SM, SMX) 192 108
Shading units (cuda cores) 12,288 6,912
TMUs 768 432
ROPs 256 160
Cache memory 512 MB 40 MB
Pixel fillrate 691.2 GP/s 225.6 GP/s
Texture fillrate 2,074.0 GT/s 609.1 GT/s
Performance FP16 (half) 132.7 TFLOPS 78.0 TFLOPS
Performance FP32 (float) 66.4 TFLOPS 19.5 TFLOPS
Performance FP64 (double) 4.1 TFLOPS 9.7 TFLOPS
Amazon
eBay






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We can better compare what are the technical differences between the two graphics cards.


Performances :


Performance comparison between the two processors, for this we consider the results generated on benchmark software such as Geekbench 4.


FP32 Performance in GFLOPS
AMD Radeon RX 7900 XT 66,360
Nvidia A100 PCIe 19,490


The difference is 240%.


Single precision floating point format, also known as FP32, is a computer number format that typically occupies 32 bits in PC memory. This represents a wide dynamic range of numeric values that employs a floating point.


See also:

Nvidia A100 PCIe 80GB

Equivalence:

AMD Radeon RX 7900 XT Nvidia equivalentNvidia A100 PCIe AMD equivalent




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