AMD Radeon RX 6950 XT vs AMD Radeon R9 M385X
GPU Specs Compare
Graphics Card
Release Date
May 2022
May 2015
Generation
Navi II
Gem System
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1860 MHz
1000 MHz
Boost Clock
2310 MHz
1100 MHz
Memory Clock
2250 MHz
1200 MHz
Memory
Memory Size
16GB
4GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
128bit
Bandwidth
576.0GB/s
76.80GB/s
Render Config
Compute Units
80
14
Shading Units
5120
896
TMUs
320
56
ROPs
128
16
RT Cores
80
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
4 MB
256 KB
L3 Cache
128 MB
-
Theoretical Performance
Pixel Rate
295.7 GPixel/s
17.60 GPixel/s
Texture Rate
739.2 GTexel/s
61.60 GTexel/s
FP16 (half)
47.31 TFLOPS
-
FP32 (float)
23.65 TFLOPS
1.971 TFLOPS
FP64 (double)
1478 GFLOPS
123.2 GFLOPS
Graphics Processor
GPU Name
Navi 21
Strato
GPU Variant
Navi 21 KXTX(215-121000289)
Strato XT
Architecture
RDNA 2.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
26.8 billion
2.08 billion
Die Size
520 mm²
160 mm²
Board Design
TDP
335W
Unknown
Suggested PSU
700 W
-
Outputs
1x HDMI 2.12x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
2x 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