AMD Radeon R9 270X vs AMD Radeon RX 7900 XT
GPU · Specs Compare
Graphics Card
Release Date
Oct 2013
Nov 2022
Generation
Volcanic Islands
Navi III
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1000 MHz
1387 MHz
Boost Clock
1050 MHz
2394 MHz
Memory Clock
1400 MHz
2500 MHz
Memory
Memory Size
2GB
20GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
320bit
Bandwidth
179.2GB/s
800.0GB/s
Render Config
Compute Units
20
84
Shading Units
1280
5376
TMUs
80
336
ROPs
32
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
512 KB
6 MB
RT Cores
—
84
L3 Cache
—
80 MB
Theoretical Performance
Pixel Rate
33.60 GPixel/s
459.6 GPixel/s
Texture Rate
84.00 GTexel/s
804.4 GTexel/s
FP32 (float)
2.688 TFLOPS
51.48 TFLOPS
FP64 (double)
168.0 GFLOPS
1.609 TFLOPS
FP16 (half)
—
103.0 TFLOPS
Graphics Processor
GPU Name
Curacao
Navi 31
GPU Variant
Curacao XT(215-0848004)
Navi 31 XT(215-145000156)
Architecture
GCN 1.0
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
28 nm
5 nm
Transistors
2.8 billion
57.7 billion
Die Size
212 mm²
529 mm²
Board Design
TDP
180W
300W
Suggested PSU
450 W
700 W
Outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
1x HDMI 2.1a2x DisplayPort 2.11x USB Type-C
Power Connectors
2x 6-pin
2x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
1.2
2.2
Vulkan
1.2
1.3
Shader Model
5.1
6.8
Benchmark
3DMark Time Spy
1,769
26,829
3DMark Time Spy Extreme
—
13,130
3DMark Speed Way
—
5,364
▲ Specs Compare
Data sourced from official specifications and benchmark tests.