AMD Radeon R9 295X2 vs AMD Radeon RX 6600S

GPU Specs Compare

Graphics Card

Release Date
Apr 2014
Jan 2022
Generation
Volcanic Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8

Clock Speeds

Memory Clock
1250 MHz
1750 MHz
Base Clock
-
1700 MHz
Boost Clock
-
2000 MHz

Memory

Memory Size
4GB
4GB
Memory Type
GDDR5
GDDR6
Memory Bus
512bit
128bit
Bandwidth
320.0GB/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
65.15 GPixel/s
128.0 GPixel/s
Texture Rate
179.2 GTexel/s
224.0 GTexel/s
FP32 (float)
5.733 TFLOPS
7.168 TFLOPS
FP64 (double)
716.7 GFLOPS
448.0 GFLOPS
FP16 (half)
-
14.34 TFLOPS

Graphics Processor

GPU Name
Vesuvius
Navi 23
GPU Variant
Vesuvius XT(215-0852022)
-
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
500W
80W
Suggested PSU
900 W
-
Outputs
1x DVI4x mini-DisplayPort 1.2
No outputs
Power Connectors
2x 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
-
7,700
3DMark Time Spy Extreme
-
3,389