AMD Radeon R9 295X2 vs NVIDIA GeForce RTX 3080 Ti 20 GB
We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 295X2 and 20GB VRAM GeForce RTX 3080 Ti 20 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 Ti 20 GB 's Advantages
Released 7 years and 9 months late
Boost Clock1665MHz
More VRAM (20GB vs 4GB)
Larger VRAM bandwidth (760.3GB/s vs 320.0GB/s)
7424 additional rendering cores
Lower TDP (350W vs 500W)
Score
Benchmark
FP32 (float)
Radeon R9 295X2
5.733 TFLOPS
GeForce RTX 3080 Ti 20 GB
+494%
34.1 TFLOPS
Graphics Card
Apr 2014
Release Date
Jan 2022
Volcanic Islands
Generation
GeForce 30
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1335 MHz
-
Boost Clock
1665 MHz
1250 MHz
Memory Clock
1188 MHz
Memory
4GB
Memory Size
20GB
GDDR5
Memory Type
GDDR6X
512bit
Memory Bus
320bit
320.0GB/s
Bandwidth
760.3GB/s
Render Config
44
Compute Units
-
-
SM Count
80
2816
Shading Units
10240
176
TMUs
320
64
ROPs
112
-
Tensor Cores
320
-
RT Cores
80
16 KB (per CU)
L1 Cache
128 KB (per SM)
1024 KB
L2 Cache
6 MB
-
-
-
Theoretical Performance
65.15 GPixel/s
Pixel Rate
186.5 GPixel/s
179.2 GTexel/s
Texture Rate
532.8 GTexel/s
-
FP16 (half)
34.10 TFLOPS
5.733 TFLOPS
FP32 (float)
34.10 TFLOPS
716.7 GFLOPS
FP64 (double)
532.8 GFLOPS
Board Design
500W
TDP
350W
900 W
Suggested PSU
750 W
1x DVI
4x mini-DisplayPort 1.2
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
2x 8-pin
Power Connectors
1x 12-pin
Graphics Processor
Vesuvius
GPU Name
GA102
Vesuvius XT
(215-0852022)
GPU Variant
GA102-225-A1
GCN 2.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
6.2 billion
Transistors
28.3 billion
438 mm²
Die Size
628 mm²
Graphics Features
12 (12_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.6
6.3
Shader Model
6.6
