AMD Radeon R9 270X vs NVIDIA A100 SXM4 80 GB
GPU Specs Compare
Graphics Card
Release Date
Oct 2013
Nov 2020
Generation
Volcanic Islands
Tesla Ampere
Type
Desktop
AI GPU
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1275 MHz
Boost Clock
1050 MHz
1410 MHz
Memory Clock
1400 MHz
1593 MHz
Memory
Memory Size
2GB
80GB
Memory Type
GDDR5
HBM2e
Memory Bus
256bit
5120bit
Bandwidth
179.2GB/s
2039GB/s
Render Config
Compute Units
20
-
Shading Units
1280
6912
TMUs
80
432
ROPs
32
160
L1 Cache
16 KB (per CU)
192 KB (per SM)
L2 Cache
512 KB
40 MB
SM Count
-
108
Tensor Cores
-
432
Theoretical Performance
Pixel Rate
33.60 GPixel/s
225.6 GPixel/s
Texture Rate
84.00 GTexel/s
609.1 GTexel/s
FP32 (float)
2.688 TFLOPS
19.49 TFLOPS
FP64 (double)
168.0 GFLOPS
9.746 TFLOPS
FP16 (half)
-
77.97 TFLOPS
Graphics Processor
GPU Name
Curacao
GA100
GPU Variant
Curacao XT(215-0848004)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.8 billion
54.2 billion
Die Size
212 mm²
826 mm²
Board Design
TDP
180W
400W
Suggested PSU
450 W
800 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
2x 6-pin
None
Graphics Features
DirectX
12 (11_1)
N/A
OpenGL
4.6
N/A
OpenCL
1.2
3.0
Vulkan
1.2
N/A
Shader Model
5.1
N/A
CUDA
-
8.0
📊 Benchmark
3DMark Time Spy
1,769
-