Home GPU Comparison AMD Radeon RX 6800S vs AMD Radeon HD 8850M

AMD Radeon RX 6800S vs AMD Radeon HD 8850M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 6800S and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6800S 's Advantages
Released 8 years and 9 months late
Boost Clock has increased by 236% (2100MHz vs 625MHz)
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (256.0GB/s vs 64.00GB/s)
1408 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon RX 6800S +975%
8.602 TFLOPS
Radeon HD 8850M
0.8 TFLOPS
VS

Graphics Card

Jan 2022
Release Date
Apr 2013
Mobility Radeon
Generation
Solar System
Mobile
Type
Mobile
PCIe 4.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1800 MHz
Base Clock
575 MHz
2100 MHz
Boost Clock
625 MHz
2000 MHz
Memory Clock
1000 MHz

Memory

8GB
Memory Size
2GB
GDDR6
Memory Type
GDDR5
128bit
Memory Bus
128bit
256.0GB/s
Bandwidth
64.00GB/s

Render Config

32
Compute Units
10
-
-
-
2048
Shading Units
640
128
TMUs
40
64
ROPs
16
-
-
-
32
RT Cores
-
128 KB per Array
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
32 MB
L3 Cache
-

Theoretical Performance

134.4 GPixel/s
Pixel Rate
10.00 GPixel/s
268.8 GTexel/s
Texture Rate
25.00 GTexel/s
17.20 TFLOPS
FP16 (half)
-
8.602 TFLOPS
FP32 (float)
800.0 GFLOPS
537.6 GFLOPS
FP64 (double)
50.00 GFLOPS

Board Design

100W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
None
Power Connectors
-

Graphics Processor

Navi 23
GPU Name
Venus
-
GPU Variant
Venus PRO (216-0846009)
RDNA 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
7 nm
Process Size
28 nm
11.06 billion
Transistors
1.5 billion
237 mm²
Die Size
123 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.1
OpenCL
2.1 (1.2)
1.3
Vulkan
1.2.170
-
-
-
6.5
Shader Model
6.5 (5.1)

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