Radeon HD 4870 vs RTX PRO 4500 Blackwell
We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 and 32GB VRAM RTX PRO 4500 Blackwell to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon HD 4870 's Advantages
Lower TDP (150W vs 200W)
RTX PRO 4500 Blackwell 's Advantages
Released 16 years and 9 months late
Boost Clock2617MHz
More VRAM (32GB vs 512GB)
Larger VRAM bandwidth (896.0GB/s vs 115.2GB/s)
9696 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon HD 4870
1200
RTX PRO 4500 Blackwell
+4478%
54940
Graphics Card
Jun 2008
Release Date
Mar 2025
Radeon R700
Generation
Blackwell PRO W
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 5.0 x16
Clock Speeds
-
Base Clock
1590 MHz
-
Boost Clock
2617 MHz
900 MHz
Memory Clock
1750 MHz
Memory
512MB
Memory Size
32GB
GDDR5
Memory Type
GDDR7
256bit
Memory Bus
256bit
115.2GB/s
Bandwidth
896.0GB/s
Render Config
10
Compute Units
-
-
SM Count
82
800
Shading Units
10496
40
TMUs
328
16
ROPs
112
-
Tensor Cores
328
-
RT Cores
82
16 KB (per CU)
L1 Cache
128 KB (per SM)
256 KB
L2 Cache
64 MB
Theoretical Performance
12.00 GPixel/s
Pixel Rate
293.1 GPixel/s
30.00 GTexel/s
Texture Rate
858.4 GTexel/s
-
FP16 (half)
54.94 TFLOPS
1200 GFLOPS
FP32 (float)
54.94 TFLOPS
240.0 GFLOPS
FP64 (double)
858.4 GFLOPS
Board Design
150W
TDP
200W
450 W
Suggested PSU
550 W
2x DVI
1x S-Video
Outputs
4x DisplayPort 2.1b
2x 6-pin
Power Connectors
1x 16-pin
Graphics Processor
RV770
GPU Name
GB203
RV770 XT
(215-0669049)
GPU Variant
-
TeraScale
Architecture
Blackwell 2.0
TSMC
Foundry
TSMC
55 nm
Process Size
5 nm
0.956 billion
Transistors
45.6 billion
256 mm²
Die Size
378 mm²
Graphics Features
10.1 (10_1)
DirectX
12 Ultimate (12_2)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.4
-
CUDA
10.1
4.1
Shader Model
6.8