AMD Radeon RX 6700 XT vs AMD Radeon R9 M385X
GPU Specs Compare
Graphics Card
Release Date
Mar 2021
May 2015
Generation
Navi II
Gem System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
2321 MHz
1000 MHz
Boost Clock
2581 MHz
1100 MHz
Memory Clock
2000 MHz
1200 MHz
Memory
Memory Size
12GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
192bit
128bit
Bandwidth
384.0GB/s
76.80GB/s
Render Config
Compute Units
40
14
Shading Units
2560
896
TMUs
160
56
ROPs
64
16
RT Cores
40
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
256 KB
L3 Cache
96 MB
-
Theoretical Performance
Pixel Rate
165.2 GPixel/s
17.60 GPixel/s
Texture Rate
413.0 GTexel/s
61.60 GTexel/s
FP16 (half)
26.43 TFLOPS
-
FP32 (float)
13.21 TFLOPS
1.971 TFLOPS
FP64 (double)
825.9 GFLOPS
123.2 GFLOPS
Graphics Processor
GPU Name
Navi 22
Strato
GPU Variant
Navi 22 XT(215-127000006)
Strato XT
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
17.2 billion
2.08 billion
Die Size
335 mm²
160 mm²
Board Design
TDP
230W
Unknown
Suggested PSU
550 W
-
Outputs
1x HDMI 2.13x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 6-pin + 1x 8-pin
-
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2.170
Shader Model
6.5
6.5