GeForce RTX 3070 vs Radeon HD 7450 OEM
We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 3070 and 512MB VRAM Radeon HD 7450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce RTX 3070 's Advantages
Released 8 years and 8 months late
Boost Clock1725MHz
More VRAM (8GB vs 512GB)
Larger VRAM bandwidth (448.0GB/s vs 8.528GB/s)
5728 additional rendering cores
Radeon HD 7450 OEM 's Advantages
Lower TDP (18W vs 220W)
Score
Benchmark
FP32 (float)
GeForce RTX 3070
+10055%
20310
Radeon HD 7450 OEM
200
Graphics Card
Sep 2020
Release Date
Jan 2012
GeForce 30
Generation
Southern Islands
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1500 MHz
Base Clock
-
1725 MHz
Boost Clock
-
1750 MHz
Memory Clock
533 MHz
Memory
8GB
Memory Size
512MB
GDDR6
Memory Type
GDDR3
256bit
Memory Bus
64bit
448.0GB/s
Bandwidth
8.528GB/s
Render Config
-
Compute Units
2
46
SM Count
-
5888
Shading Units
160
184
TMUs
8
96
ROPs
4
184
Tensor Cores
-
46
RT Cores
-
128 KB (per SM)
L1 Cache
8 KB (per CU)
4 MB
L2 Cache
128 KB
Theoretical Performance
165.6 GPixel/s
Pixel Rate
2.500 GPixel/s
317.4 GTexel/s
Texture Rate
5.000 GTexel/s
20.31 TFLOPS
FP16 (half)
-
20.31 TFLOPS
FP32 (float)
200.0 GFLOPS
317.4 GFLOPS
FP64 (double)
-
Board Design
220W
TDP
18W
550 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
1x DVI
1x HDMI 1.3a
1x 12-pin
Power Connectors
None
Graphics Processor
GA104
GPU Name
Caicos
GA104-300-A1
GPU Variant
Caimour
Ampere
Architecture
TeraScale 2
Samsung
Foundry
TSMC
8 nm
Process Size
40 nm
17.4 billion
Transistors
0.37 billion
392 mm²
Die Size
67 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
8.6
CUDA
-
6.6
Shader Model
5.0