Radeon HD 7450 OEM vs Radeon RX 6750 XT
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 7450 OEM and 12GB VRAM Radeon RX 6750 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 7450 OEM 's Advantages
Lower TDP (18W vs 250W)
Radeon RX 6750 XT 's Advantages
Released 10 years and 2 months late
Boost Clock2600MHz
More VRAM (12GB vs 512GB)
Larger VRAM bandwidth (432.0GB/s vs 8.528GB/s)
2400 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 7450 OEM
200
Radeon RX 6750 XT
+6555%
13310
Graphics Card
Jan 2012
Release Date
Mar 2022
Southern Islands
Generation
Navi II
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2150 MHz
-
Boost Clock
2600 MHz
533 MHz
Memory Clock
2250 MHz
Memory
512MB
Memory Size
12GB
GDDR3
Memory Type
GDDR6
64bit
Memory Bus
192bit
8.528GB/s
Bandwidth
432.0GB/s
Render Config
2
Compute Units
40
160
Shading Units
2560
8
TMUs
160
4
ROPs
64
-
RT Cores
40
8 KB (per CU)
L1 Cache
128 KB per Array
128 KB
L2 Cache
3 MB
-
L3 Cache
96 MB
Theoretical Performance
2.500 GPixel/s
Pixel Rate
166.4 GPixel/s
5.000 GTexel/s
Texture Rate
416.0 GTexel/s
-
FP16 (half)
26.62 TFLOPS
200.0 GFLOPS
FP32 (float)
13.31 TFLOPS
-
FP64 (double)
832.0 GFLOPS
Board Design
18W
TDP
250W
200 W
Suggested PSU
600 W
1x DVI
1x HDMI 1.3a
Outputs
1x HDMI 2.1
3x DisplayPort 1.4a
None
Power Connectors
1x 6-pin + 1x 8-pin
Graphics Processor
Caicos
GPU Name
Navi 22
Caimour
GPU Variant
Navi 22 KXT
(215-127000144)
TeraScale 2
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
40 nm
Process Size
7 nm
0.37 billion
Transistors
17.2 billion
67 mm²
Die Size
335 mm²
Graphics Features
11.2 (11_0)
DirectX
12 Ultimate (12_2)
4.4
OpenGL
4.6
1.2
OpenCL
2.1
N/A
Vulkan
1.3
5.0
Shader Model
6.5
