Aubrey Isle and GeForce RTX 3080 - video card comparison
Aubrey Isle
GeForce RTX 3080
Architecture
Knights (2010)
Ampere (2020−2022)
GPU code name
Knights Ferry
Ampere GA102
Market segment
Desktop
Desktop
Release date
May 2010
September 2020
Interface
PCIe 2.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 12-pin
Boost clock speed
-
1710 MHz
Core clock speed
1200 MHz
1450 MHz
Floating-point performance
76.8 gflops
-
Manufacturing process technology
45 nm
8 nm
Number of transistors
2,300 million
28,300 million
Pipelines / CUDA cores
256
8704
Power consumption (TDP)
300 Watt
320 Watt
Texture fill rate
38.40
465.1
Memory type
GDDR5
GDDR6X
Maximum RAM amount
2 GB
10 GB
Memory bus width
512 Bit
320 Bit
Memory clock speed
4800 MHz
19000 MHz
Memory bandwidth
307.2 GB/s
760.3 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x HDMI, 3x DisplayPort
HDMI
+
+
DirectX
11.1
12 Ultimate (12_2)
CUDA
-
8.5
OpenCL
1.2
2.0
OpenGL
4.3
4.6
Shader Model
5.0
6.5
Vulkan
N/A
1.2