AMD Radeon RX 6600 XT vs AMD Radeon R7 265X OEM
GPU Specs Compare
Graphics Card
Release Date
Jul 2021
Aug 2014
Generation
Navi II
Volcanic Islands
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1968 MHz
900 MHz
Boost Clock
2589 MHz
925 MHz
Memory Clock
2000 MHz
1400 MHz
Memory
Memory Size
8GB
2GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
256bit
Bandwidth
256.0GB/s
179.2GB/s
Render Config
Compute Units
32
20
Shading Units
2048
1280
TMUs
128
80
ROPs
64
32
RT Cores
32
-
L1 Cache
128 KB per Array
16 KB (per CU)
L2 Cache
2 MB
512 KB
L3 Cache
32 MB
-
Theoretical Performance
Pixel Rate
165.7 GPixel/s
29.60 GPixel/s
Texture Rate
331.4 GTexel/s
74.00 GTexel/s
FP16 (half)
21.21 TFLOPS
-
FP32 (float)
10.60 TFLOPS
2.368 TFLOPS
FP64 (double)
662.8 GFLOPS
148.0 GFLOPS
Graphics Processor
GPU Name
Navi 23
Curacao
GPU Variant
Navi 23 XT(215-130000006)
Curacao PRO(215-0848000)
Architecture
RDNA 2.0
GCN 1.0
Foundry
TSMC
TSMC
Process Size
7 nm
28 nm
Transistors
11.06 billion
2.8 billion
Die Size
237 mm²
212 mm²
Board Design
TDP
160W
150W
Suggested PSU
450 W
450 W
Outputs
1x HDMI 2.13x DisplayPort 1.4a
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
1x 8-pin
1x 6-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
6.7
5.1
📊 Benchmark
3DMark Time Spy
9,656
-
3DMark Time Spy Extreme
4,399
-
3DMark Speed Way
1,675
-
Battlefield 5 1080p
144
-
Shadow of the Tomb Raider 2160p
38
-
Cyberpunk 2077 2160p
29
-
Shadow of the Tomb Raider 1440p
72
-
Cyberpunk 2077 1440p
36
-
Shadow of the Tomb Raider 1080p
119
-
Battlefield 5 2160p
58
-
Blender
1,213
-
Cyberpunk 2077 1080p
58
-
Battlefield 5 1440p
111
-
GTA 5 2160p
61
-
GTA 5 1440p
82
-
GTA 5 1080p
149
-