AMD Radeon HD 7790 vs AMD Radeon RX 6600S
GPU · Specs Compare
Graphics Card
Release Date
Mar 2013
Jan 2022
Generation
Southern 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
1024MB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
128bit
128bit
Bandwidth
96.00GB/s
224.0GB/s
Render Config
Compute Units
14
28
Shading Units
896
1792
TMUs
56
112
ROPs
16
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
256 KB
2 MB
RT Cores
—
28
L3 Cache
—
32 MB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
128.0 GPixel/s
Texture Rate
56.00 GTexel/s
224.0 GTexel/s
FP32 (float)
1.792 TFLOPS
7.168 TFLOPS
FP64 (double)
112.0 GFLOPS
448.0 GFLOPS
FP16 (half)
—
14.34 TFLOPS
Graphics Processor
GPU Name
Bonaire
Navi 23
GPU Variant
Bonaire XT(215-0839039)
—
Architecture
GCN 2.0
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
28 nm
7 nm
Transistors
2.08 billion
11.06 billion
Die Size
160 mm²
237 mm²
Board Design
TDP
85W
80W
Suggested PSU
250 W
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
No outputs
Power Connectors
1x 6-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
1,307
7,700
3DMark Time Spy Extreme
409
3,389
▲ Specs Compare
Data sourced from official specifications and benchmark tests.