AMD Radeon R7 265 vs NVIDIA RTX A1000 Mobile 6 GB
GPU Specs Compare
Graphics Card
Release Date
Feb 2014
Mar 2022
Generation
Volcanic Islands
Quadro Ampere-M
Type
Desktop
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
900 MHz
652 MHz
Boost Clock
925 MHz
1140 MHz
Memory Clock
1400 MHz
1375 MHz
Memory
Memory Size
2GB
6GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
96bit
Bandwidth
179.2GB/s
132.0GB/s
Render Config
Compute Units
16
-
Shading Units
1024
2560
TMUs
64
80
ROPs
32
32
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
2 MB
SM Count
-
20
Tensor Cores
-
80
RT Cores
-
20
Theoretical Performance
Pixel Rate
29.60 GPixel/s
36.48 GPixel/s
Texture Rate
59.20 GTexel/s
91.20 GTexel/s
FP32 (float)
1.894 TFLOPS
5.837 TFLOPS
FP64 (double)
118.4 GFLOPS
91.20 GFLOPS
FP16 (half)
-
5.837 TFLOPS
Graphics Processor
GPU Name
Pitcairn
GA107
GPU Variant
Pitcairn PRO(215-0828062)
-
Architecture
GCN 1.0
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
2.8 billion
8.7 billion
Die Size
212 mm²
200 mm²
Board Design
TDP
150W
60W
Suggested PSU
450 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Portable Device Dependent
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
3.0
Vulkan
1.2
1.3
Shader Model
5.1
6.7
CUDA
-
8.6