NVIDIA GeForce GTX 980MX vs AMD Radeon RX 6800 XT
GPU Specs Compare
Graphics Card
Release Date
Jun 2016
Oct 2020
Generation
GeForce 900M
Navi II
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1050 MHz
1825 MHz
Boost Clock
1178 MHz
2250 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
8GB
16GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
256bit
Bandwidth
192.0GB/s
512.0GB/s
Render Config
Shading Units
1664
4608
TMUs
104
288
ROPs
64
128
L1 Cache
48 KB (per SMM)
128 KB per Array
L2 Cache
2 MB
4 MB
Compute Units
-
72
RT Cores
-
72
L3 Cache
-
128 MB
Theoretical Performance
Pixel Rate
75.39 GPixel/s
288.0 GPixel/s
Texture Rate
122.5 GTexel/s
648.0 GTexel/s
FP32 (float)
3.920 TFLOPS
20.74 TFLOPS
FP64 (double)
122.5 GFLOPS
1296 GFLOPS
FP16 (half)
-
41.47 TFLOPS
Graphics Processor
GPU Name
GM204
Navi 21
GPU Variant
N16E-GXX-A1
Navi 21 XT(215-121000177)
Architecture
Maxwell 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
5.2 billion
26.8 billion
Die Size
398 mm²
520 mm²
Board Design
TDP
148W
300W
Outputs
No outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
Power Connectors
None
2x 8-pin
Suggested PSU
-
700 W
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
2.1
Vulkan
1.3
1.3
CUDA
5.2
-
Shader Model
6.4
6.5
📊 Benchmark
3DMark Time Spy
-
19,329