NVIDIA GeForce GTX 980 vs NVIDIA GeForce RTX 3080 Ti 20 GB
GPU · Specs Compare
Graphics Card
Release Date
Sep 2014
Jun 2025
Generation
GeForce 900
Navi IV
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1127 MHz
1700 MHz
Boost Clock
1216 MHz
3130 MHz
Memory Clock
1753 MHz
2518 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
128bit
Bandwidth
224.4GB/s
322.3GB/s
Render Config
Shading Units
2048
2048
TMUs
128
128
ROPs
64
64
L1 Cache
48 KB (per SMM)
128 KB (per SM)
L2 Cache
2 MB
4 MB
SM Count
—
80
Compute Units
—
32
Tensor Cores
—
320
RT Cores
—
32
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
77.82 GPixel/s
200.3 GPixel/s
Texture Rate
155.6 GTexel/s
400.6 GTexel/s
FP32 (float)
4.981 TFLOPS
25.64 TFLOPS
FP64 (double)
155.6 GFLOPS
801.3 GFLOPS
FP16 (half)
—
51.28 TFLOPS
Graphics Processor
GPU Name
GM204
Navi 44
GPU Variant
GM204-400-A1
Navi 44 XT(215-176400102)
Architecture
Maxwell 2.0
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
28 nm
4 nm
Transistors
5.2 billion
29.7 billion
Die Size
398 mm²
199 mm²
Board Design
TDP
165W
150W
Suggested PSU
450 W
450 W
Outputs
1x DVI1x HDMI 2.03x DisplayPort 1.4a
1x HDMI 2.1b2x DisplayPort 2.1a
Power Connectors
2x 6-pin
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.2
Vulkan
1.3
1.3
CUDA
5.2
8.6
Shader Model
6.4
6.8
Benchmark
Blender
—
5,956
▲ Specs Compare
Data sourced from official specifications and benchmark tests.