AMD Radeon R9 M270X vs AMD Radeon RX 6800 XT
GPU Specs Compare
Graphics Card
Release Date
Feb 2015
Oct 2020
Generation
Gem System
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
900 MHz
1825 MHz
Boost Clock
1000 MHz
2250 MHz
Memory Clock
1375 MHz
2000 MHz
Memory
Memory Size
2GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
256bit
Bandwidth
88.00GB/s
512.0GB/s
Render Config
Compute Units
12
72
Shading Units
768
4608
TMUs
48
288
ROPs
16
128
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
256 KB
4 MB
RT Cores
-
72
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
288.0 GPixel/s
Texture Rate
48.00 GTexel/s
648.0 GTexel/s
FP32 (float)
1.536 TFLOPS
20.74 TFLOPS
FP64 (double)
96.00 GFLOPS
1296 GFLOPS
FP16 (half)
-
41.47 TFLOPS
Graphics Processor
GPU Name
Saturn
Navi 21
GPU Variant
Saturn PRO(216-0843044)
Navi 21 XT(215-121000177)
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.08 billion
26.8 billion
Die Size
160 mm²
520 mm²
Board Design
TDP
Unknown
300W
Outputs
Portable Device Dependent
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Suggested PSU
-
700 W
Power Connectors
-
2x 8-pin
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.3
Shader Model
6.5
6.5
📊 Benchmark
3DMark Time Spy
-
19,329