AMD Radeon R9 390X vs AMD Radeon RX 6700S
GPU Specs Compare
Graphics Card
Release Date
Jun 2015
Jan 2022
Generation
Pirate Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Memory Clock
1500 MHz
1750 MHz
Base Clock
-
1700 MHz
Boost Clock
-
2000 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
128bit
Bandwidth
384.0GB/s
224.0GB/s
Render Config
Compute Units
44
28
Shading Units
2816
1792
TMUs
176
112
ROPs
64
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
1024 KB
2 MB
RT Cores
-
28
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
67.20 GPixel/s
128.0 GPixel/s
Texture Rate
184.8 GTexel/s
224.0 GTexel/s
FP32 (float)
5.914 TFLOPS
7.168 TFLOPS
FP64 (double)
739.2 GFLOPS
448.0 GFLOPS
FP16 (half)
-
14.34 TFLOPS
Graphics Processor
GPU Name
Grenada
Navi 23
GPU Variant
Grenada XT(215-0880004)
-
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
6.2 billion
11.06 billion
Die Size
438 mm²
237 mm²
Board Design
TDP
275W
80W
Suggested PSU
600 W
-
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.3
Shader Model
6.3
6.5
📊 Benchmark
3DMark Time Spy
-
7,826
3DMark Time Spy Extreme
-
3,587
3DMark Speed Way
-
1,379
Blender
-
1,439