Radeon R9 280 vs L20
We compared two Desktop platform GPUs: 3GB VRAM Radeon R9 280 and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 280 's Advantages
Lower TDP (200W vs 275W)
L20 's Advantages
Released 9 years and 8 months late
Boost Clock has increased by 170% (2520MHz vs 933MHz)
More VRAM (48GB vs 3GB)
Larger VRAM bandwidth (864.0GB/s vs 240.0GB/s)
9984 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon R9 280
3344
L20
+1674%
59350
Graphics Card
Mar 2014
Release Date
Nov 2023
Volcanic Islands
Generation
Tesla Ada
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
827 MHz
Base Clock
1440 MHz
933 MHz
Boost Clock
2520 MHz
1250 MHz
Memory Clock
2250 MHz
Memory
3GB
Memory Size
48GB
GDDR5
Memory Type
GDDR6
384bit
Memory Bus
384bit
240.0GB/s
Bandwidth
864.0GB/s
Render Config
28
Compute Units
-
-
SM Count
92
1792
Shading Units
11776
112
TMUs
368
32
ROPs
128
-
Tensor Cores
368
-
RT Cores
92
16 KB (per CU)
L1 Cache
128 KB (per SM)
768 KB
L2 Cache
96 MB
Theoretical Performance
29.86 GPixel/s
Pixel Rate
322.6 GPixel/s
104.5 GTexel/s
Texture Rate
927.4 GTexel/s
-
FP16 (half)
59.35 TFLOPS
3.344 TFLOPS
FP32 (float)
59.35 TFLOPS
836.0 GFLOPS
FP64 (double)
927.4 GFLOPS
Board Design
200W
TDP
275W
550 W
Suggested PSU
600 W
1x DVI
2x HDMI 1.4a
1x DisplayPort 1.2
Outputs
4x DisplayPort 1.4a
1x 6-pin + 1x 8-pin
Power Connectors
1x 16-pin
Graphics Processor
Tahiti
GPU Name
AD102
Tahiti PRO3
(215-0821330)
GPU Variant
AD102
GCN 1.0
Architecture
Ada Lovelace
TSMC
Foundry
TSMC
28 nm
Process Size
5 nm
4.313 billion
Transistors
76.3 billion
352 mm²
Die Size
609 mm²
Graphics Features
12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
1.2
OpenCL
3.0
1.2
Vulkan
1.3
-
CUDA
8.9
5.1
Shader Model
6.7
