NVIDIA GeForce RTX 3080 vs ATI Radeon HD 5850
We compared two Desktop platform GPUs: 10GB VRAM GeForce RTX 3080 and 1024MB VRAM Radeon HD 5850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3080 's Advantages
Released 11 years late
Boost Clock1710MHz
More VRAM (10GB vs 1024GB)
Larger VRAM bandwidth (760.3GB/s vs 128.0GB/s)
7264 additional rendering cores
ATI Radeon HD 5850 's Advantages
Lower TDP (151W vs 320W)
Score
Benchmark
FP32 (float)
GeForce RTX 3080
+1325%
29.77 TFLOPS
Radeon HD 5850
2.088 TFLOPS
3DMark Time Spy
GeForce RTX 3080
+3146%
17662
Radeon HD 5850
544
Graphics Card
Sep 2020
Release Date
Sep 2009
GeForce 30
Generation
Evergreen
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1440 MHz
Base Clock
-
1710 MHz
Boost Clock
-
1188 MHz
Memory Clock
1000 MHz
Memory
10GB
Memory Size
1024MB
GDDR6X
Memory Type
GDDR5
320bit
Memory Bus
256bit
760.3GB/s
Bandwidth
128.0GB/s
Render Config
-
Compute Units
18
68
SM Count
-
8704
Shading Units
1440
272
TMUs
72
96
ROPs
32
272
Tensor Cores
-
68
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
5 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
164.2 GPixel/s
Pixel Rate
23.20 GPixel/s
465.1 GTexel/s
Texture Rate
52.20 GTexel/s
29.77 TFLOPS
FP16 (half)
-
29.77 TFLOPS
FP32 (float)
2.088 TFLOPS
465.1 GFLOPS
FP64 (double)
417.6 GFLOPS
Board Design
320W
TDP
151W
700 W
Suggested PSU
450 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x HDMI 1.3a
1x DisplayPort 1.1
1x 12-pin
Power Connectors
2x 6-pin
Graphics Processor
GA102
GPU Name
Cypress
GA102-200-KD-A1
GPU Variant
Cypress PRO
(215-0735043)
Ampere
Architecture
TeraScale 2
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
28.3 billion
Transistors
2.154 billion
628 mm²
Die Size
334 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.6
CUDA
-
6.6
Shader Model
5.0
