GeForce RTX 3090 and GeForce RTX 2080 Engineering Sample - video card comparison
GeForce RTX 3090
GeForce RTX 2080 Engineering Sample
Architecture
Ampere (2020−2022)
Turing (2018−2021)
GPU code name
Ampere GA102
TU104
Market segment
Desktop
Desktop
Release date
September 2020
-
Interface
PCIe 4.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 12-pin
1x 6-pin + 1x 8-pin
Boost clock speed
1700 MHz
1710 MHz
Core clock speed
1400 MHz
-
Manufacturing process technology
8 nm
12 nm
Number of transistors
28,300 million
13,600 million
Pipelines / CUDA cores
10496
3072
Power consumption (TDP)
350 Watt
215 Watt
Texture fill rate
556.0
328.3
Memory type
GDDR6X
GDDR6
Maximum RAM amount
24 GB
8 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
19500 MHz
14 GB/s
Memory bandwidth
936.2 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.5
7.5
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3