AMD Radeon RX 6700 vs AMD Radeon Sky 900
GPU Specs Compare
Graphics Card
Release Date
Jun 2021
Mar 2013
Generation
Navi II
Radeon Sky
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1941 MHz
825 MHz
Boost Clock
2450 MHz
950 MHz
Memory Clock
2000 MHz
1250 MHz
Memory
Memory Size
10GB
3GB
Memory Type
GDDR6
GDDR5
Memory Bus
160bit
384bit
Bandwidth
320.0GB/s
240.0GB/s
Render Config
Compute Units
36
28
Shading Units
2304
1792
TMUs
144
112
ROPs
64
32
RT Cores
36
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
3 MB
768 KB
L3 Cache
80 MB
-
Theoretical Performance
Pixel Rate
156.8 GPixel/s
30.40 GPixel/s
Texture Rate
352.8 GTexel/s
106.4 GTexel/s
FP16 (half)
22.58 TFLOPS
-
FP32 (float)
11.29 TFLOPS
3.405 TFLOPS
FP64 (double)
705.6 GFLOPS
851.2 GFLOPS
Graphics Processor
GPU Name
Navi 22
Tahiti
GPU Variant
Navi 22 XTL
Orthrus
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
17.2 billion
4.313 billion
Die Size
335 mm²
352 mm²
Board Design
TDP
175W
300W
Suggested PSU
450 W
700 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
1x DVI1x mini-DisplayPort 1.2
Power Connectors
1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.3
1.2
Shader Model
6.5
5.1