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GPU Comparison
AMD Radeon RX 6750 GRE 12 GB vs ATI Radeon HD 3870
AMD Radeon RX 6750 GRE 12 GB vs ATI Radeon HD 3870
VS
AMD Radeon RX 6750 GRE 12 GB
ATI Radeon HD 3870
We compared two Desktop platform GPUs: 12GB VRAM Radeon RX 6750 GRE 12 GB and 512MB VRAM Radeon HD 3870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6750 GRE 12 GB 's Advantages
Released 15 years and 11 months late
Boost Clock2581MHz
Larger VRAM bandwidth (432.0GB/s vs 72.06GB/s)
2240 additional rendering cores
ATI Radeon HD 3870 's Advantages
Lower TDP (106W vs 250W)
Score
Benchmark
FP32 (float)
Radeon RX 6750 GRE 12 GB
+2557%
13.21 TFLOPS
Radeon HD 3870
0.497 TFLOPS
Radeon RX 6750 GRE 12 GB
VS
Radeon HD 3870
Graphics Card
Oct 2023
Release Date
Nov 2007
Navi II
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
2321 MHz
Base Clock
-
2581 MHz
Boost Clock
-
2250 MHz
Memory Clock
1126 MHz
Memory
12GB
Memory Size
512MB
GDDR6
Memory Type
GDDR4
192bit
Memory Bus
256bit
432.0GB/s
Bandwidth
72.06GB/s
Render Config
-
SM Count
-
40
Compute Units
4
2560
Shading Units
320
160
TMUs
16
64
ROPs
16
-
Tensor Cores
-
40
RT Cores
-
128 KB per Array
L1 Cache
-
3 MB
L2 Cache
256 KB
Theoretical Performance
165.2 GPixel/s
Pixel Rate
12.43 GPixel/s
413.0 GTexel/s
Texture Rate
12.43 GTexel/s
26.43 TFLOPS
FP16 (half)
-
13.21 TFLOPS
FP32 (float)
497.3 GFLOPS
825.9 GFLOPS
FP64 (double)
99.46 GFLOPS
Graphics Processor
Navi 22
GPU Name
RV670
Navi 22 KXT (215-127000144)
GPU Variant
RV670 XT (215-0708005)
RDNA 2.0
Architecture
TeraScale
TSMC
Foundry
TSMC
7 nm
Process Size
55 nm
17.2 billion
Transistors
0.666 billion
335 mm²
Die Size
192 mm²
Board Design
250W
TDP
106W
600 W
Suggested PSU
300 W
1x HDMI 2.1 3x DisplayPort 1.4a
Outputs
2x DVI 1x S-Video
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin
Graphics Features
12 Ultimate (12_2)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3 (full) 4.0 (partial)
2.1
OpenCL
N/A
1.3
Vulkan
N/A
-
CUDA
-
6.7
Shader Model
4.1
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